diff --git a/packages/cli/src/tools/copyAndReplace.js b/packages/cli/src/tools/copyAndReplace.js
index 986088e43..1feb0e6f2 100644
--- a/packages/cli/src/tools/copyAndReplace.js
+++ b/packages/cli/src/tools/copyAndReplace.js
@@ -11,7 +11,7 @@ import fs from 'fs';
 import path from 'path';
 
 // Binary files, don't process these (avoid decoding as utf8)
-const binaryExtensions = ['.png', '.jar'];
+const binaryExtensions = ['.png', '.jar', '.keystore'];
 
 /**
  * Copy a file to given destination, replacing parts of its contents.