diff --git a/gmslides.gypi b/gmslides.gypi
index 8c026aa..1553e74 100644
--- a/gmslides.gypi
+++ b/gmslides.gypi
@@ -63,6 +63,7 @@
     '../gm/poly2poly.cpp',
     '../gm/quadpaths.cpp',
     '../gm/rrect.cpp',
+    '../gm/rrects.cpp',
     '../gm/samplerstress.cpp',
     '../gm/shaderbounds.cpp',
     '../gm/shadertext.cpp',