diff --git a/.gitignore b/.gitignore
index b124c8d88702c2e05e6568731f3f92889677c98f..a95cd603bafcb9d995bb50f82e0821f704c29532 100644
--- a/.gitignore
+++ b/.gitignore
@@ -41,6 +41,10 @@ SunOS*Gcc*/
 # reinstate wmake/rules that might look like build folders
 !wmake/rules/*/
 
+# but do continue to ignore the derived wmake files
+wmake/rules/*/dirToString
+wmake/rules/*/wmkdep
+
 # doxygen generated documentation
 doc/[Dd]oxygen/html
 doc/[Dd]oxygen/latex