diff --git a/c-programming/mem/safe_mem.test.c b/c-programming/mem/safe_mem.test.c
index e1bb741..7c4f150 100644
--- a/c-programming/mem/safe_mem.test.c
+++ b/c-programming/mem/safe_mem.test.c
@@ -35,7 +35,7 @@ int main(void) {
 
 	integers[0] = 0;
 	integers[1] = EOF;
-	integers[2] = STDERR_FILENO;
+	integers[2] = 2;
 	integers[3] = 1;
 	DUMP_INT_ARRAY("int* integers (before secure erasure)", integers, COUNT);
 	printf("Secure erasure is "