diff --git a/src/input/ReaderFrontend.h b/src/input/ReaderFrontend.h
index 4467c3f608..93e416e65b 100644
--- a/src/input/ReaderFrontend.h
+++ b/src/input/ReaderFrontend.h
@@ -128,7 +128,7 @@ protected:
 	/**
 	 * Sets the name of the backend's type.
 	 */
-	void SetTypeName(const string& name) const	{ ty_name = name; }
+	void SetTypeName(const string& name)	{ ty_name = name; }
 
 private:
 	ReaderBackend* backend;	// The backend we have instanatiated.
diff --git a/src/logging/WriterFrontend.cc b/src/logging/WriterFrontend.cc
index 9d57892ca3..4f98356a44 100644
--- a/src/logging/WriterFrontend.cc
+++ b/src/logging/WriterFrontend.cc
@@ -21,7 +21,7 @@ public:
 		info(info), num_fields(num_fields), fields(fields),
 		frontend_name(frontend_name) { }
 
-	virtual bool Process() { return Object()->Init(info, num_fields, fields); }
+	virtual bool Process() { return Object()->Init(info, num_fields, fields, frontend_name); }
 
 private:
 	WriterBackend::WriterInfo info;