diff --git a/GL/mesa/main/Makefile.am b/GL/mesa/main/Makefile.am
index 1c466a92a..2db76b604 100644
--- a/GL/mesa/main/Makefile.am
+++ b/GL/mesa/main/Makefile.am
@@ -29,6 +29,7 @@ nodist_libmain_la_SOURCES = accum.c \
                     api_loopback.c \
                     api_noop.c \
                     api_validate.c \
+                    arrayobj.c \
                     attrib.c \
                     blend.c \
                     bufferobj.c \