diff --git a/Makefile.am b/Makefile.am
index 5e26c574..c4f45be6 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -135,6 +135,7 @@ dist_tmux_SOURCES = \
 	cmd-unlink-window.c \
 	cmd.c \
 	colour.c \
+	control.c \
 	environ.c \
 	format.c \
 	grid-utf8.c \