diff --git a/project/using-flask-smorest-docker b/project/using-flask-smorest-docker
index 26db6beb..18e6405b 160000
--- a/project/using-flask-smorest-docker
+++ b/project/using-flask-smorest-docker
@@ -1 +1 @@
-Subproject commit 26db6beb306a2552bf0505871f9b71cca66e4558
+Subproject commit 18e6405b3897f6fa0cbcda2fd290596609e9ebb2