diff --git a/fish_shell/fish_commands.c b/fish_shell/fish_commands.c
index 7c3e40d..18d45b4 100644
--- a/fish_shell/fish_commands.c
+++ b/fish_shell/fish_commands.c
@@ -55,7 +55,7 @@ int fishHelp(WordArray *args) {
 }
 
 int fishExit(WordArray *args) {
-	freeWordArray(args);
+	args->size = args->size;
 	return EXIT_SIGNAL;
 
 }
diff --git a/fish_shell/fish_core.c b/fish_shell/fish_core.c
index 922b4f6..1532aa1 100644
--- a/fish_shell/fish_core.c
+++ b/fish_shell/fish_core.c
@@ -171,6 +171,12 @@ int fishExecute(WordList *list) {
 				if (splited != NULL) freeWordList(splited);
 			}
 			break;
+		case REVERSE_AND:
+			if (signal) signal = fishExecute(splited);
+			else {
+				if (splited != NULL) freeWordList(splited);
+			}
+			break;
 		case OR:
 			signal = fishExecute(splited);
 			break;
@@ -194,11 +200,13 @@ int loadRightCommand(WordArray *array){
 
 WordList * parseWordList(WordList *list, shell_operator *an_operator) {
 	char *op_str[] = {
+			(char*) ";",
 			(char*) "||",
 			(char*) "&&"
 	};
 	shell_operator op[] = {
 			OR,
+			REVERSE_AND,
 			AND
 	};
 	WordList *newList = NULL;
diff --git a/fish_shell/fish_types.h b/fish_shell/fish_types.h
index 860efa5..cef1a74 100644
--- a/fish_shell/fish_types.h
+++ b/fish_shell/fish_types.h
@@ -14,7 +14,8 @@ typedef enum {
 	PIPE,
 	BACKGROUND_PROCESS,
 	AND,
-	OR
+	OR,
+	REVERSE_AND
 } shell_operator ;
 
 typedef struct {