diff --git a/plug-ins/FractalExplorer/Makefile.am b/plug-ins/FractalExplorer/Makefile.am
index 7dfabe85b5..065c6c3e4c 100644
--- a/plug-ins/FractalExplorer/Makefile.am
+++ b/plug-ins/FractalExplorer/Makefile.am
@@ -16,6 +16,8 @@ FractalExplorer_SOURCES = \
 	FractalExplorer.c	\
 	FractalExplorer.h	\
 	Globals.c		\
+	Languages.c		\
+	Languages.h		\
 	logo.h			\
 	pix_data.h