diff --git a/src/SPC/store/SourcePatcher.php b/src/SPC/store/SourcePatcher.php
index a263d0f5..c4b4e7b8 100644
--- a/src/SPC/store/SourcePatcher.php
+++ b/src/SPC/store/SourcePatcher.php
@@ -130,7 +130,7 @@ class SourcePatcher
             FileSystem::replaceFileStr(
                 SOURCE_PATH . '/php-src/configure',
                 "for ac_arg in '' -std=gnu23",
-                "for ac_arg in ''"
+                "for ac_arg in '' -std=gnu17",
             );
         }