diff --git a/cypress/integration/basics.js b/cypress/integration/basics.js
index dc3546d..98ee876 100644
--- a/cypress/integration/basics.js
+++ b/cypress/integration/basics.js
@@ -1,163 +1,164 @@
 /**
  * Copyright (C) 2020  The Software Heritage developers
  * See the AUTHORS file at the top-level directory of this distribution
  * License: GNU Affero General Public License version 3, or any later version
  * See top-level LICENSE file for more information
  */
 
 /*
  * Tests the basic features of the application.
  */
 
 "use strict";
 
 describe('JSON Generation', function() {
     beforeEach(function() {
         /* Clear the session storage, as it is used to restore field data;
          * and we don't want a test to load data from the previous test. */
         cy.window().then((win) => {
             win.sessionStorage.clear()
         })
         cy.visit('./index.html');
     });
 
     it('works just from the software name', function() {
         cy.get('#name').type('My Test Software');
         cy.get('#generateCodemeta').click();
 
         cy.get('#errorMessage').should('have.text', '');
         cy.get('#codemetaText').then((elem) => JSON.parse(elem.text()))
             .should('deep.equal', {
                 "@context": "https://doi.org/10.5063/schema/codemeta-2.0",
                 "@type": "SoftwareSourceCode",
                 "name": "My Test Software",
         });
     });
 
     it('works just from all main fields when using only one license', function() {
         cy.get('#name').type('My Test Software');
         cy.get('#description').type('This is a\ngreat piece of software');
         cy.get('#dateCreated').type('2019-10-02');
         cy.get('#datePublished').type('2020-01-01');
         cy.get('#license').type('AGPL-3.0');
+        cy.get("#license").type('{enter}');
         cy.get('#generateCodemeta').click();
 
         cy.get("#license").should('have.value', '');
         cy.get('#errorMessage').should('have.text', '');
         cy.get('#codemetaText').then((elem) => JSON.parse(elem.text()))
             .should('deep.equal', {
                 "@context": "https://doi.org/10.5063/schema/codemeta-2.0",
                 "@type": "SoftwareSourceCode",
                 "license": "https://spdx.org/licenses/AGPL-3.0",
                 "dateCreated": "2019-10-02",
                 "datePublished": "2020-01-01",
                 "name": "My Test Software",
                 "description": "This is a\ngreat piece of software",
         });
     });
 
     it('works just from all main fields when using multiple licenses', function() {
         cy.get('#name').type('My Test Software');
         cy.get('#description').type('This is a\ngreat piece of software');
         cy.get('#dateCreated').type('2019-10-02');
         cy.get('#datePublished').type('2020-01-01');
         cy.get('#license').type('AGPL-3.0');
-        cy.get("#license").blur();
+        cy.get("#license").type('{enter}');
         cy.get('#license').type('MIT');
-        cy.get("#license").blur();
+        cy.get("#license").type('{enter}');
 
         cy.get('#generateCodemeta').click();
 
         cy.get("#license").should('have.value', '');
         cy.get('#errorMessage').should('have.text', '');
         cy.get('#codemetaText').then((elem) => JSON.parse(elem.text()))
             .should('deep.equal', {
                 "@context": "https://doi.org/10.5063/schema/codemeta-2.0",
                 "@type": "SoftwareSourceCode",
                 "license": ["https://spdx.org/licenses/AGPL-3.0", "https://spdx.org/licenses/MIT"],
                 "dateCreated": "2019-10-02",
                 "datePublished": "2020-01-01",
                 "name": "My Test Software",
                 "description": "This is a\ngreat piece of software",
         });
     });
 });
 
 describe('JSON Import', function() {
     it('works just from the software name', function() {
         cy.get('#codemetaText').then((elem) =>
             elem.text(JSON.stringify({
                 "@context": "https://doi.org/10.5063/schema/codemeta-2.0",
                 "@type": "SoftwareSourceCode",
                 "name": "My Test Software",
             }))
         );
         cy.get('#importCodemeta').click();
 
         cy.get('#name').should('have.value', 'My Test Software');
     });
 
     it('works just from all main fields when using license as string', function() {
         cy.get('#codemetaText').then((elem) =>
             elem.text(JSON.stringify({
                 "@context": "https://doi.org/10.5063/schema/codemeta-2.0",
                 "@type": "SoftwareSourceCode",
                 "license": "https://spdx.org/licenses/AGPL-3.0",
                 "dateCreated": "2019-10-02",
                 "datePublished": "2020-01-01",
                 "name": "My Test Software",
                 "description": "This is a\ngreat piece of software",
             }))
         );
         cy.get('#importCodemeta').click();
 
         cy.get('#name').should('have.value', 'My Test Software');
         cy.get('#description').should('have.value', 'This is a\ngreat piece of software');
         cy.get('#dateCreated').should('have.value', '2019-10-02');
         cy.get('#datePublished').should('have.value', '2020-01-01');
         cy.get('#license').should('have.value', '');
         cy.get("#selected-licenses").children().should('have.length', 1);
         cy.get("#selected-licenses").children().first().children().first().should('have.text', 'AGPL-3.0');
     });
 
     it('works just from all main fields when using license as array', function() {
         cy.get('#codemetaText').then((elem) =>
             elem.text(JSON.stringify({
                 "@context": "https://doi.org/10.5063/schema/codemeta-2.0",
                 "@type": "SoftwareSourceCode",
                 "license": ["https://spdx.org/licenses/AGPL-3.0", "https://spdx.org/licenses/MIT"],
                 "dateCreated": "2019-10-02",
                 "datePublished": "2020-01-01",
                 "name": "My Test Software",
                 "description": "This is a\ngreat piece of software",
             }))
         );
         cy.get('#importCodemeta').click();
 
         cy.get('#name').should('have.value', 'My Test Software');
         cy.get('#description').should('have.value', 'This is a\ngreat piece of software');
         cy.get('#dateCreated').should('have.value', '2019-10-02');
         cy.get('#datePublished').should('have.value', '2020-01-01');
         cy.get('#license').should('have.value', '');
         cy.get("#selected-licenses").children().should('have.length', 2);
         cy.get("#selected-licenses").children().eq(0).children().first().should('have.text', 'AGPL-3.0');
         cy.get("#selected-licenses").children().eq(1).children().first().should('have.text', 'MIT');
     });
 
     it('errors on invalid type', function() {
         cy.get('#codemetaText').then((elem) =>
             elem.text(JSON.stringify({
                 "@context": "https://doi.org/10.5063/schema/codemeta-2.0",
                 "@type": "foo",
                 "name": "My Test Software",
             }))
         );
         cy.get('#importCodemeta').click();
 
         // Should still be imported as much as possible
         cy.get('#name').should('have.value', 'My Test Software');
 
         // But must display an error
         cy.get('#errorMessage').should('have.text', 'Wrong document type: must be "SoftwareSourceCode"/"SoftwareApplication", not "foo"');
     });
 });
diff --git a/js/dynamic_form.js b/js/dynamic_form.js
index 5af7c46..6ffcbeb 100644
--- a/js/dynamic_form.js
+++ b/js/dynamic_form.js
@@ -1,188 +1,188 @@
 /**
  * Copyright (C) 2019  The Software Heritage developers
  * See the AUTHORS file at the top-level directory of this distribution
  * License: GNU Affero General Public License version 3, or any later version
  * See top-level LICENSE file for more information
  */
 
 "use strict";
 
 // List of all HTML fields in a Person fieldset.
 const personFields = [
     'givenName',
     'familyName',
     'email',
     'id',
     'affiliation',
 ];
 
 function createPersonFieldset(personPrefix, legend) {
     // Creates a fieldset containing inputs for informations about a person
     var fieldset = document.createElement("fieldset")
     var moveButtons;
     fieldset.classList.add("person");
     fieldset.classList.add("leafFieldset");
     fieldset.id = personPrefix;
 
     fieldset.innerHTML = `
         <legend>${legend}</legend>
         <div class="moveButtons">
             <input type="button" id="${personPrefix}_moveToLeft" value="<" class="moveToLeft"
                 title="Moves this person to the left." />
             <input type="button" id="${personPrefix}_moveToRight" value=">" class="moveToRight"
                 title="Moves this person to the right." />
         </div>
         <p>
             <label for="${personPrefix}_givenName">Given name</label>
             <input type="text" id="${personPrefix}_givenName" name="${personPrefix}_givenName"
                 placeholder="Jane" required="true" />
         </p>
         <p>
             <label for="${personPrefix}_familyName">Family name</label>
             <input type="text" id="${personPrefix}_familyName" name="${personPrefix}_familyName"
                 placeholder="Doe" />
         </p>
         <p>
             <label for="${personPrefix}_email">E-mail address</label>
             <input type="email" id="${personPrefix}_email" name="${personPrefix}_email"
                 placeholder="jane.doe@example.org" />
         </p>
         <p>
             <label for="${personPrefix}_id">URI</label>
             <input type="url" id="${personPrefix}_id" name="${personPrefix}_id"
                 placeholder="http://orcid.org/0000-0002-1825-0097" />
         </p>
         <p>
         <label for="${personPrefix}_affiliation">Affiliation</label>
             <input type="text" id="${personPrefix}_affiliation" name="${personPrefix}_affiliation"
                 placeholder="Department of Computer Science, University of Pisa" />
         </p>
     `;
 
     return fieldset;
 }
 
 function addPersonWithId(container, prefix, legend, id) {
     var personPrefix = `${prefix}_${id}`;
     var fieldset = createPersonFieldset(personPrefix, `${legend} #${id}`);
 
     container.appendChild(fieldset);
 
     document.querySelector(`#${personPrefix}_moveToLeft`)
         .addEventListener('click', () => movePerson(prefix, id, "left"));
     document.querySelector(`#${personPrefix}_moveToRight`)
         .addEventListener('click', () => movePerson(prefix, id, "right"));
 }
 
 function movePerson(prefix, id1, direction) {
     var nbPersons = getNbPersons(prefix);
     var id2;
 
     // Computer id2, the id of the person to flip id1 with (wraps around the
     // end of the list of persons)
     if (direction == "left") {
         id2 = id1 - 1;
         if (id2 <= 0) {
             id2 = nbPersons;
         }
     }
     else {
         id2 = id1 + 1;
         if (id2 > nbPersons) {
             id2 = 1;
         }
     }
 
     // Flip the field values, one by one
     personFields.forEach((fieldName) => {
         var field1 = document.querySelector(`#${prefix}_${id1}_${fieldName}`);
         var field2 = document.querySelector(`#${prefix}_${id2}_${fieldName}`);
         var value1 = field1.value;
         var value2 = field2.value;
         field2.value = value1;
         field1.value = value2;
     });
 
     // Form was changed; regenerate
     generateCodemeta();
 }
 
 function addPerson(prefix, legend) {
     var container = document.querySelector(`#${prefix}_container`);
     var personId = getNbPersons(prefix) + 1;
 
     addPersonWithId(container, prefix, legend, personId);
 
     setNbPersons(prefix, personId);
 
     return personId;
 }
 
 function removePerson(prefix) {
     var personId = getNbPersons(prefix);
 
     document.querySelector(`#${prefix}_${personId}`).remove();
 
     setNbPersons(prefix, personId - 1);
 }
 
 // Initialize a group of persons (authors, contributors) on page load.
 // Useful if the page is reloaded.
 function initPersons(prefix, legend) {
     var nbPersons = getNbPersons(prefix);
     var personContainer = document.querySelector(`#${prefix}_container`)
 
     for (let personId = 1; personId <= nbPersons; personId++) {
         addPersonWithId(personContainer, prefix, legend, personId);
     }
 }
 
 function removePersons(prefix) {
     var nbPersons = getNbPersons(prefix);
     var personContainer = document.querySelector(`#${prefix}_container`)
 
     for (let personId = 1; personId <= nbPersons; personId++) {
         removePerson(prefix)
     }
 }
 
 function resetForm() {
     removePersons('author');
     removePersons('contributor');
     // Reset the list of selected licenses
     document.getElementById("selected-licenses").innerHTML = '';
 
     // Reset the form after deleting elements, so nbPersons doesn't get
     // reset before it's read.
     document.querySelector('#inputForm').reset();
 }
 
 function fieldToLower(event) {
     event.target.value = event.target.value.toLowerCase();
 }
 
 function initCallbacks() {
     document.querySelector('#license')
-        .addEventListener('change', validateLicense);
+        .addEventListener('keyup', validateLicense);
 
     document.querySelector('#generateCodemeta')
         .addEventListener('click', generateCodemeta);
 
     document.querySelector('#resetForm')
         .addEventListener('click', resetForm);
 
     document.querySelector('#validateCodemeta')
         .addEventListener('click', () => parseAndValidateCodemeta(true));
 
     document.querySelector('#importCodemeta')
         .addEventListener('click', importCodemeta);
 
     document.querySelector('#inputForm')
         .addEventListener('change', generateCodemeta);
 
     document.querySelector('#developmentStatus')
         .addEventListener('change', fieldToLower);
 
     initPersons('author', 'Author');
     initPersons('contributor', 'Contributor');
 }
diff --git a/js/fields_data.js b/js/fields_data.js
index 12da521..a77ac23 100644
--- a/js/fields_data.js
+++ b/js/fields_data.js
@@ -1,71 +1,80 @@
 /**
  * Copyright (C) 2019  The Software Heritage developers
  * See the AUTHORS file at the top-level directory of this distribution
  * License: GNU Affero General Public License version 3, or any later version
  * See top-level LICENSE file for more information
  */
 
 "use strict";
 
 var SPDX_LICENSES = null;
 var SPDX_LICENSE_IDS = null;
 
 
 function initSpdx() {
     var xhr = new XMLHttpRequest();
     xhr.open('GET', './data/spdx/licenses.json', true);
     xhr.onload = function () {
         if (xhr.status === 200) {
             SPDX_LICENSES = JSON.parse(xhr.response)['licenses'];
 
             var datalist = document.getElementById('licenses');
 
             SPDX_LICENSES.forEach(function (license) {
                 var option = document.createElement('option');
                 option.value = license['licenseId'];
                 option.label = `${license['licenseId']}: ${license['name']}`;
                 datalist.appendChild(option);
             });
             SPDX_LICENSE_IDS = SPDX_LICENSES.map(function (license) {
                 return license['licenseId'];
             })
         }
     }
     xhr.send();
 }
 
 function insertLicenseElement(licenseId) {
     let selectedLicenses = document.getElementById("selected-licenses");
     let newLicense = document.createElement("div");
     newLicense.className = "selected-license";
     newLicense.innerHTML = `
         <span class="license-id">${licenseId}</span>
         <button type="button" class="remove-license" onclick="removeLicense(this)">Remove</button>
         `;
 
     selectedLicenses.appendChild(newLicense);
     return newLicense;
 }
 
-function validateLicense() {
+function validateLicense(e) {
+    // continue only if Enter key is pressed
+    if (e.keyCode && e.keyCode !== 13) {
+        return;
+    }
+    // Note: For some reason e.keyCode is undefined when Enter key is pressed.
+    // Maybe it's because of the datalist. But the above condition should
+    // work in either case.
+
     var licenseField = document.getElementById('license');
     var license = licenseField.value;
     if (SPDX_LICENSE_IDS !== null && SPDX_LICENSE_IDS.indexOf(license) == -1) {
         licenseField.setCustomValidity('Unknown license id');
     }
     else {
         insertLicenseElement(license);
 
         licenseField.value = "";
         licenseField.setCustomValidity('');
+        generateCodemeta();
     }
 }
 
 function removeLicense(btn) {
     btn.parentElement.remove();
     generateCodemeta();
 }
 
 function initFieldsData() {
     initSpdx();
 }