diff --git a/examples/php/route_guide/run_route_guide_client.sh b/examples/php/route_guide/run_route_guide_client.sh
index 90ecc6270bb03e304e49667c12a5c3fa5b98c59e..10e6f00238a471f582dd20a0ff5f8ad30a6fbd7e 100755
--- a/examples/php/route_guide/run_route_guide_client.sh
+++ b/examples/php/route_guide/run_route_guide_client.sh
@@ -30,5 +30,6 @@
 
 set -e
 cd $(dirname $0)
-php $extension_dir -d extension=grpc.so -d max_execution_time=300 \
-  route_guide_client.php ../../node/route_guide/route_guide_db.json
+php -d extension=grpc.so -d max_execution_time=300 \
+  route_guide_client.php \
+  ../../node/static_codegen/route_guide/route_guide_db.json