diff --git a/mobile/components/build/nsSSLCertErrorDialog.cpp b/mobile/components/build/nsSSLCertErrorDialog.cpp
index 1d70ed502cd..ceb21c77d2b 100644
--- a/mobile/components/build/nsSSLCertErrorDialog.cpp
+++ b/mobile/components/build/nsSSLCertErrorDialog.cpp
@@ -39,7 +39,7 @@
 
 #include "nsSSLCertErrorDialog.h"
 
-NS_IMPL_THREADSAFE_ISUPPORTS1(nsSSLCertErrorDialog, nsISSLCertErrorDialog);
+NS_IMPL_THREADSAFE_ISUPPORTS1(nsSSLCertErrorDialog, nsISSLCertErrorDialog)
 
 NS_IMETHODIMP
 nsSSLCertErrorDialog::ShowCertError(nsIInterfaceRequestor *ctx,