diff --git a/gmslides.gypi b/gmslides.gypi
index ec223fb..5beac2b 100644
--- a/gmslides.gypi
+++ b/gmslides.gypi
@@ -37,6 +37,7 @@
     '../gm/points.cpp',
     '../gm/poly2poly.cpp',
     '../gm/quadpaths.cpp',
+    '../gm/shaderbounds.cpp',
     '../gm/shadertext.cpp',
     '../gm/shadows.cpp',
     '../gm/shapes.cpp',