diff --git a/tests/Makefile b/tests/Makefile
index dfc84ce..53b261c 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -9,7 +9,7 @@ include $(PDLIBBUILDER_DIR)/Makefile.pdlibbuilder
 buildcheck installcheck: $(makefiledirs)
 
 runcheck:
-	PDBINDIR=$(PDBINDIR) ./test-patches.sh $(makefiledirs:%=%/*.pd)
+	PDBINDIR=$(PDBINDIR) ./test-patches.sh $(makefiledirs:%=%*.pd)
 
 projects:
 	@echo $(makefiledirs)