diff --git a/code/qcommon/common.c b/code/qcommon/common.c
index 3f06c75b..c72ae376 100644
--- a/code/qcommon/common.c
+++ b/code/qcommon/common.c
@@ -3552,7 +3552,7 @@ void Com_RandomBytes( byte *string, int len )
 
 	Com_Printf( "Com_RandomBytes: using weak randomization\n" );
 	for( i = 0; i < len; i++ )
-		string[i] = (unsigned char)( rand() % 255 );
+		string[i] = (unsigned char)( rand() % 256 );
 }