diff --git a/src/globals/test-extensions.php b/src/globals/test-extensions.php
index f5dd882f..a8b54215 100644
--- a/src/globals/test-extensions.php
+++ b/src/globals/test-extensions.php
@@ -41,7 +41,7 @@ $no_strip = false;
 $upx = false;
 
 // whether to test frankenphp build, only available for macos and linux
-$frankenphp = false;
+$frankenphp = true;
 
 // prefer downloading pre-built packages to speed up the build process
 $prefer_pre_built = true;