diff --git a/chem/KPP/util/write_decomp/Makefile b/chem/KPP/util/write_decomp/Makefile
index f8f1ebbe6d..28ae849050 100644
--- a/chem/KPP/util/write_decomp/Makefile
+++ b/chem/KPP/util/write_decomp/Makefile
@@ -28,7 +28,7 @@ all:
 	$(MAKE) comp
 	./write_decomp.exe
 	$(MAKE) integr_edit
-	./integr_edit.exe $(MECH) module_kpp_$(MECH)_Integr.F decomp_$(MODEL).inc $(MODEL)_new
+	./integr_edit.exe $(MECH) module_kpp_$(MECH)_Integr.F decomp_$(MECH).inc $(MECH)_new
 	$(MAKE) clean