diff --git a/rules.mk b/rules.mk
index f13727b..594f7b0 100644
--- a/rules.mk
+++ b/rules.mk
@@ -182,9 +182,9 @@ objects:$(OBJDIR:%=%/.mkdir) $(OBJECTS)
 
 # "Hooks" for pre and post build steps
 config: $(VARIANTS:%=%.variant)
-config: $(CONFIG:%=config.h)
 config: $(PKGCONFIGS:%=$(OBJROOT)/%.pkg-config.mk)
-prebuild:
+config: $(CONFIG:%=config.h)
+prebuild: config
 postbuild:
 
 # Run the test (in the object directory)