1 files changed, 1 insertions, 0 deletions
diff --git a/gn/gm.gni b/gn/gm.gni
index d978e9d216..a4074c29ec 100644
--- a/gn/gm.gni
+++ b/gn/gm.gni
@@ -7,6 +7,7 @@
 _gm = get_path_info("../gm", "abspath")
 
 gm_sources = [
+  "$_gm/3dgm.cpp",
   "$_gm/aaa.cpp",
   "$_gm/aaclip.cpp",
   "$_gm/aarectmodes.cpp",