diff --git a/Makefile b/Makefile
index 35d16c85b..793af8866 100644
--- a/Makefile
+++ b/Makefile
@@ -122,7 +122,7 @@ $(RUNSVINIT): $(SCOPE_BACKEND_BUILD_UPTODATE)
 shell: $(SCOPE_BACKEND_BUILD_UPTODATE)
 	/bin/bash
 
-tests: $(SCOPE_BACKEND_BUILD_UPTODATE)
+tests: $(SCOPE_BACKEND_BUILD_UPTODATE) $(CODECGEN_TARGETS)
 	./tools/test -no-go-get
 
 lint: $(SCOPE_BACKEND_BUILD_UPTODATE)