diff --git a/libclc/ptx-nvidiacl/lib/SOURCES b/libclc/ptx-nvidiacl/lib/SOURCES
index 1a96a1ab8733..7cdbd8507699 100644
--- a/libclc/ptx-nvidiacl/lib/SOURCES
+++ b/libclc/ptx-nvidiacl/lib/SOURCES
@@ -1,3 +1,4 @@
+synchronization/barrier.cl
 workitem/get_group_id.cl
 workitem/get_local_id.cl
 workitem/get_local_size.cl