diff --git a/doc/Extensions/MIB-based-polling.md b/doc/Extensions/MIB-based-polling.md
index d23d207dd..0909aacfb 100644
--- a/doc/Extensions/MIB-based-polling.md
+++ b/doc/Extensions/MIB-based-polling.md
@@ -69,9 +69,9 @@ The components involved in MIB-based polling are:
 
   - During discovery, relevant MIBs are parsed using `snmptranslate`, and the
     data returned is used to populate a database which guides the poller in
-    what to store.  At the moment, only OIDs of INTEGER, Integer32, Gauge32,
-    Unsigned32, Counter32, and Counter64 data types are parsed, and negative
-    values are untested.
+    what to store.  At the moment, only OIDs of INTEGER, Integer32, Unsigned32,
+    Counter32, and Counter64 data types are parsed, and negative values are
+    untested.
 
   - Devices may be excluded from MIB polling by changing the setting in the
     device edit screen: