diff --git a/.gitignore b/.gitignore
index 61a7ce570..5c8ec0ef4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,8 +11,9 @@
 .mtj.tmp/
 
 # Package Files #
-*.jar
 *.war
+*.jar
+!/mirai-core/lib/jpcap.jar
 *.nar
 *.ear
 *.zip
diff --git a/mirai-core/lib/jpcap.jar b/mirai-core/lib/jpcap.jar
new file mode 100644
index 000000000..844721b12
Binary files /dev/null and b/mirai-core/lib/jpcap.jar differ