diff --git a/hw/xfree86/loader/Makefile.am b/hw/xfree86/loader/Makefile.am
index d67d8ba3c..e4e3b48fb 100644
--- a/hw/xfree86/loader/Makefile.am
+++ b/hw/xfree86/loader/Makefile.am
@@ -24,4 +24,4 @@ libloader_la_SOURCES = \
 CLEANFILES = sdksyms.c
 
 sdksyms.c:
-	./sdksyms.sh $(AM_CFLAGS) $(CFLAGS) $(INCLUDES)
+	$(srcdir)/sdksyms.sh $(AM_CFLAGS) $(CFLAGS) $(INCLUDES)