Fix name of header guard.

diff --git a/src/lib/change_signaller.h b/src/lib/change_signaller.h
index ec1f14ea3e0f987c7c0b2d328af1233cf83f1267..6c4c150f2cf468616776e576ecfbed5e95666aa9 100644 (file)
--- a/src/lib/change_signaller.h
+++ b/src/lib/change_signaller.h
@@ -18,8 +18,8 @@
 
 */
 
-#ifndef DCPOMATIC_CHANGE_H
-#define DCPOMATIC_CHANGE_H
+#ifndef DCPOMATIC_CHANGE_SIGNALLER_H
+#define DCPOMATIC_CHANGE_SIGNALLER_H
 
 #include <boost/noncopyable.hpp>