1 files changed, 7 insertions, 0 deletions
diff --git a/utils/dumpbank/dumpbank.cpp b/utils/dumpbank/dumpbank.cpp
index 84283e7..d2df74a 100644
--- a/utils/dumpbank/dumpbank.cpp
+++ b/utils/dumpbank/dumpbank.cpp
@@ -190,5 +190,12 @@ static void LoadBNK(const char* fn)
 
 int main(int argc, const char* const* argv)
 {
+    if(argc < 2)
+    {
+        std::printf("Usage: \n"
+                    "   %s filename.bnk\n"
+                    "\n", argv[0]);
+        return 1;
+    }
     LoadBNK(argv[1]);
 }