diff --git a/DOCKER_AND_COMPOSE_VERSION_MATRIX b/DOCKER_AND_COMPOSE_VERSION_MATRIX
index 72bc41e..295a924 100644
--- a/DOCKER_AND_COMPOSE_VERSION_MATRIX
+++ b/DOCKER_AND_COMPOSE_VERSION_MATRIX
@@ -10,3 +10,4 @@ latest
 18.02 1.19.*
 18.03 1.21.*
 18.06 1.22.*
+18.09 1.23.*