diff --git a/lib/lyx2lyx/Makefile.am b/lib/lyx2lyx/Makefile.am
index d2ed356081..100c54ceb1 100644
--- a/lib/lyx2lyx/Makefile.am
+++ b/lib/lyx2lyx/Makefile.am
@@ -32,6 +32,7 @@ dist_lyx2lyx_PYTHON = \
 	lyx_1_6.py \
 	lyx_2_0.py \
 	lyx_2_1.py \
+	lyx_2_2.py \
 	profiling.py \
 	test_parser_tools.py