diff --git a/communication.c b/communication.c
index e9a22b1..02db500 100644
--- a/communication.c
+++ b/communication.c
@@ -557,7 +557,7 @@
    char command)
 {
 	FILE *file;
-	char *hlp;
+	char *hlp = NULL;
 	int size;
 
 	if (!(file = fopen(filename, "r+b")))