diff --git a/BUILD.gn b/BUILD.gn
index 9d31dc6..8d7098c 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -337,7 +337,6 @@
   testonly = true
   sources = [ "testing/image_diff/image_diff.cpp" ]
   deps = [
-    ":pdfium",
     "core/fxcrt",
     "testing/image_diff",
     "//build/win:default_exe_manifest",