diff --git a/Makefile b/Makefile
index 470ac86..2861f3f 100644
--- a/Makefile
+++ b/Makefile
@@ -53,5 +53,6 @@ install: st
 uninstall:
 	rm -f $(DESTDIR)$(PREFIX)/bin/st
 	rm -f $(DESTDIR)$(MANPREFIX)/man1/st.1
+	rm config.h
 
 .PHONY: all options clean dist install uninstall