diff --git a/bin/update b/bin/update
index 6db3664..269c5b1 100755
--- a/bin/update
+++ b/bin/update
@@ -1,11 +1,17 @@
 #!/bin/bash
 
 mrconf=$(readlink -f .mrconfig)
 mrtrust="${HOME}/.mrtrust"
 if ! grep -q "$mrconf" "$mrtrust" &> /dev/null ; then
     echo "I: mr repository not found in ${mrtrust}, adding it."
     echo "$mrconf" >> "$mrtrust"
 fi
 
+if ! which pre-commit &> /dev/null ; then
+	echo "The pre-commit command is required, please install it before"
+	echo "running this command. See README.md for more information."
+	exit 1
+fi
+
 git pull
 mr -j 4 update