diff --git a/src/mapi/shared-glapi/Makefile.am b/src/mapi/shared-glapi/Makefile.am
index a80ba1f459e..9485683f2d7 100644
--- a/src/mapi/shared-glapi/Makefile.am
+++ b/src/mapi/shared-glapi/Makefile.am
@@ -13,6 +13,7 @@ glapi_mapi_tmp.h : $(GLAPI)/gen/gl_and_es_API.xml $(glapi_gen_mapi_deps)
 	$(call glapi_gen_mapi,$<,shared-glapi)
 
 BUILT_SOURCES = glapi_mapi_tmp.h
+CLEANFILES = $(BUILT_SOURCES)
 
 AM_CPPFLAGS =							\
 	$(DEFINES)						\