diff --git a/.gitea/workflows/main.c b/.gitea/workflows/main.c
index f08b6aa..3f47aea 100644
--- a/.gitea/workflows/main.c
+++ b/.gitea/workflows/main.c
@@ -1,3 +1,4 @@
+#include stdio.h
 int main()
 {
     printf("Halo, Welt!");