diff --git a/src/mesa/drivers/dri/i965/Makefile.am b/src/mesa/drivers/dri/i965/Makefile.am
index fe106b4257c..889d4c68a2b 100644
--- a/src/mesa/drivers/dri/i965/Makefile.am
+++ b/src/mesa/drivers/dri/i965/Makefile.am
@@ -115,6 +115,9 @@ EXTRA_DIST = \
 	meson.build
 
 brw_oa_metrics.c: brw_oa.py $(i965_oa_xml_FILES)
-	$(PYTHON2) $(PYTHON_FLAGS) $(srcdir)/brw_oa.py --code=$(builddir)/brw_oa_metrics.c --header=$(builddir)/brw_oa_metrics.h $(i965_oa_xml_FILES)
+	$(PYTHON2) $(PYTHON_FLAGS) $(srcdir)/brw_oa.py \
+	--code=$(builddir)/brw_oa_metrics.c \
+	--header=$(builddir)/brw_oa_metrics.h \
+	$(i965_oa_xml_FILES:%=$(srcdir)/%)
 
 brw_oa_metrics.h: brw_oa_metrics.c