diff --git a/netwerk/base/src/nsURIChecker.cpp b/netwerk/base/src/nsURIChecker.cpp
index 18f110d565ab..9a65cb0a3ea4 100644
--- a/netwerk/base/src/nsURIChecker.cpp
+++ b/netwerk/base/src/nsURIChecker.cpp
@@ -304,7 +304,7 @@ nsURIChecker::SetLoadFlags(nsLoadFlags aLoadFlags)
 }
 
 //-----------------------------------------------------------------------------
-// nsIRequestObserever methods:
+// nsIRequestObserver methods:
 //-----------------------------------------------------------------------------
 
 NS_IMETHODIMP