diff --git a/filters/massping.py b/filters/massping.py
index 12ef2770..54f2fbe3 100644
--- a/filters/massping.py
+++ b/filters/massping.py
@@ -10,6 +10,6 @@ def __init__(self):
 
     def check(self, message, data) -> FilterResult:
         return FilterResult(
-            '@everyone' in message['content'] or '@here' in message['content'], data,
+            not ('@everyone' in message['content'] or '@here' in message['content']), data,
             message='Mass pings are not allowed.', should_log=True, should_contribute=True
         )
diff --git a/plugins/system.json b/plugins/system.json
index 7f2e1322..93cc0228 100644
--- a/plugins/system.json
+++ b/plugins/system.json
@@ -2,9 +2,9 @@
   "id": "system",
   "name": "System extensions",
   "description": "Unifier system extensions",
-  "version": "v3.9.3",
-  "release": 147,
-  "reboot": 145,
+  "version": "v3.9.4",
+  "release": 148,
+  "reboot": 147,
   "minimum": 0,
   "shutdown": false,
   "modules": [
diff --git a/release-notes/v3.9.4.md b/release-notes/v3.9.4.md
new file mode 100644
index 00000000..522f9314
--- /dev/null
+++ b/release-notes/v3.9.4.md
@@ -0,0 +1,4 @@
+Massping filter was acting up. Sorry!
+
+## 🔧 Bug fixes and other improvements
+- Fixed massping filter filtering everything but what it was meant to block (whoops)
\ No newline at end of file