diff --git a/src/filer.c b/src/filer.c
index 71aa8e10..92297bb8 100644
--- a/src/filer.c
+++ b/src/filer.c
@@ -197,12 +197,16 @@ void pad_psu_header(psu_header *psu)
 }
 // functions below are all related to noob-helper checks on COH models
 #ifdef SUPPORT_SYSTEM_2X6
+///dongleguard
+/// checks if the file about to be touched is a security dongle boot file.
+/// if it is, prompts the user to confirm the operation before proceeding.
+/// returns 0 if user wants to proceed. returns nonzero if user does not want to proceed or the file is not a boot file
 int dongleguard(char *filepath) {
     if (!strcmp(filepath, "mc0:boot.bin") {
-    	if (ynDialog("you're about to delete/rename/move the security dongle boot file\ndont do this uf you don't know what it is\n\nContinue?") > 0) {
-    	  return 0;
-    	} else {return 2;}
-    } else {return 1; /*not a dongle boot file*/}
+    	if (ynDialog("you're about to delete/rename/move the security dongle boot file\ndont do this if you don't know what it is\n\nContinue?") > 0) {
+    	  return 2;
+    	} else {return 0;}
+    } else {return 1;} /*not a dongle boot file*/}
 }
 #endif
 //--------------------------------------------------------------