diff --git a/source/games/blood/src/messages.cpp b/source/games/blood/src/messages.cpp
index 89df92bea..dd6a33ae5 100644
--- a/source/games/blood/src/messages.cpp
+++ b/source/games/blood/src/messages.cpp
@@ -267,7 +267,8 @@ static int parseArgs(char *pzArgs, int *nArg1, int *nArg2)
     if (!nArg1 || !nArg2 || strlen(pzArgs) < 3)
         return -1;
 	*nArg1 = pzArgs[0] - '0';
-	*nArg2 = (pzArgs[1] - '0')*10+(pzArgs[2]-'0');
+    int a1 = pzArgs[1] == ' ' ? 0 : pzArgs[1] - '0';
+    *nArg2 = a1 * 10 + (pzArgs[2] - '0');
     return 2;
 }