diff --git a/Makefile b/Makefile
index 1a0e5a5..0bb3b70 100644
--- a/Makefile
+++ b/Makefile
@@ -48,7 +48,8 @@
                  SkiaAndroidApp \
                  skia_lib \
                  tests \
-                 tools
+                 tools \
+                 skpdiff
 
 # Default target.  This must be listed before all other targets.
 .PHONY: default