diff --git a/api/server/src/test/java/org/softwareheritage/graph/dataset/.gitignore b/api/server/src/test/java/org/softwareheritage/graph/dataset/.gitignore
index d41a8bc..1b9b4a7 100644
--- a/api/server/src/test/java/org/softwareheritage/graph/dataset/.gitignore
+++ b/api/server/src/test/java/org/softwareheritage/graph/dataset/.gitignore
@@ -1,16 +1,20 @@
 dockerfiles/
 
 # Generated input files
 *.csv.gz
 *.nodes.csv
 
 # Generated WebGraph files
 *.graph
 *.indegree
 *.mph
 *.obl
 *.offsets
 *.order
 *.outdegree
 *.properties
 *.stats
+
+# Generated node ids mapping
+*.nodeToSwhMap.csv
+*.swhToNodeMap.csv