Cleanup Dockerfile when running make clean

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>

diff --git a/Makefile.am b/Makefile.am
index 7a61ba127836ddb478ba84aef09d4eec8820d581..4ad91a17f8be0691e0694d1d345ef88173c9731c 100644 (file)
--- a/Makefile.am
+++ b/Makefile.am
@@ -408,6 +408,9 @@ EXTRA_DIST += \
 docker_DATA = \
        Dockerfile
 
+CLEANFILES += \
+       Dockerfile
+
 dockerdir = $(datadir)/docker
 
 .PHONY: docker