diff --git a/src/bun.js/bindings/uv-posix-polyfills.c b/src/bun.js/bindings/uv-posix-polyfills.c
index ff70036ba8..aac416b803 100644
--- a/src/bun.js/bindings/uv-posix-polyfills.c
+++ b/src/bun.js/bindings/uv-posix-polyfills.c
@@ -5,7 +5,6 @@
 #include <pthread.h>
 #include <unistd.h>
 #include <stdlib.h>
-#define _GNU_SOURCE
 #include <dlfcn.h>
 
 // libuv does the annoying thing of #undef'ing these