diff --git a/dtool/src/dtoolutil/.gitignore b/dtool/src/dtoolutil/.gitignore
new file mode 100644
index 0000000000..3ffa6ad966
--- /dev/null
+++ b/dtool/src/dtoolutil/.gitignore
@@ -0,0 +1,3 @@
+/checkPandaVersion.cxx
+/checkPandaVersion.h
+/pandaVersion.h