diff --git a/constants/BUILD.gn b/constants/BUILD.gn
index 87fc747..1c7cea4 100644
--- a/constants/BUILD.gn
+++ b/constants/BUILD.gn
@@ -22,4 +22,6 @@
     "transparency.cpp",
     "transparency.h",
   ]
+
+  configs += [ "../:pdfium_strict_config" ]
 }