diff --git a/0.76_My_PuTTY/windows/window.c b/0.76_My_PuTTY/windows/window.c
index 7a11565..c3667e6 100644
--- a/0.76_My_PuTTY/windows/window.c
+++ b/0.76_My_PuTTY/windows/window.c
@@ -5696,11 +5696,11 @@ if( (GetKeyState(VK_MENU)&0x8000) && (wParam==VK_SPACE) ) {
         memcpy(kev + 14, &type, sizeof(type));
 
         // base64-encode kev
-    	base64_encodestate _state;
+        base64_encodestate _state;
         base64_init_encodestate(&_state);
         char* out = malloc(15*2);
         int count = base64_encode_block(kev, 15, out, &_state);
-	    count += base64_encode_blockend(out + count, &_state);
+        count += base64_encode_blockend(out + count, &_state);
 
         // send escape seq