diff --git a/.gitignore b/.gitignore
index 42cc42c..cafbf9f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -58,3 +58,6 @@ server
 *.sqlite
 *.db
 
+# jet generator
+tools/jet-2.12.0/jet
+tools/jet-2.12.0/jet.exe
diff --git a/tools/jet-2.12.0/jet b/tools/jet-2.12.0/jet
deleted file mode 100755
index 52079bc..0000000
Binary files a/tools/jet-2.12.0/jet and /dev/null differ