diff --git a/src/libexpr/eval.cc b/src/libexpr/eval.cc
index ab407e569..2a194d0e0 100644
--- a/src/libexpr/eval.cc
+++ b/src/libexpr/eval.cc
@@ -757,6 +757,7 @@ void EvalState::evalFile(const Path & path_, Value & v)
 void EvalState::resetFileCache()
 {
     fileEvalCache.clear();
+    fileParseCache.clear();
 }