diff --git a/.devcontainer/Dockerfile-plugin_dev b/.devcontainer/Dockerfile-plugin_dev
index 9c17ee4..5ec931d 100644
--- a/.devcontainer/Dockerfile-plugin_dev
+++ b/.devcontainer/Dockerfile-plugin_dev
@@ -1,8 +1,8 @@
-ARG NETBOX_VARIANT=v3.2
+ARG NETBOX_VARIANT=v3.3
 
 FROM netboxcommunity/netbox:${NETBOX_VARIANT}
 
-ARG NETBOX_INITIALIZERS_VARIANT=3.2.3
+ARG NETBOX_INITIALIZERS_VARIANT=3.3.1
 
 ARG DEBIAN_FRONTEND=noninteractive