diff --git a/brutils/brm.c b/brutils/brm.c
index 38e8660..a25ff43 100644
--- a/brutils/brm.c
+++ b/brutils/brm.c
@@ -14,7 +14,7 @@ void showusage() {
 
 int main(int argc, char * argv[])
 {
-  FILE * pout = stdout;
+  FILE * pout = stdout = NULL;
   int i, col_index;
 
   if (argc < 4)