diff --git a/wm_tools.nimble b/wm_tools.nimble
index 78a247b..38540f2 100644
--- a/wm_tools.nimble
+++ b/wm_tools.nimble
@@ -15,7 +15,7 @@ requires "parsetoml >= 0.7.1"
 requires "argparse"
 requires "configparser"
 requires "jsony"
-requires "batmon"
+requires "batmon >= 0.1.9"
 
 task refresh_emoji, "Refresh Emoji Library file":
   exec "nim c -r src/lib/refresh_emoji.nim"