diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index 41d4d40..43a56c3 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -55,7 +55,7 @@ jobs:
           - ./build-latest.sh
           - PRERELEASE=true ./build-latest.sh
           - ./build.sh feature
-          - ./build.sh develop
+          - ./build.sh main
         os:
           - ubuntu-latest
           - self-hosted
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index b90bf15..8f1656d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,7 +17,7 @@ jobs:
           - ./build-latest.sh
           - PRERELEASE=true ./build-latest.sh
           - ./build.sh feature
-          - ./build.sh develop
+          - ./build.sh main
         platform:
           - linux/amd64,linux/arm64
       fail-fast: false
diff --git a/Dockerfile b/Dockerfile
index 1c17caa..0611f72 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -71,8 +71,8 @@ RUN export DEBIAN_FRONTEND=noninteractive \
     && apt-get update -qq \
     && apt-get install \
       --yes -qq --no-install-recommends \
-      unit=1.33.0-1~noble \
-      unit-python3.12=1.33.0-1~noble \
+      unit=1.34.0-1~noble \
+      unit-python3.12=1.34.0-1~noble \
     && rm -rf /var/lib/apt/lists/*
 
 COPY --from=builder /opt/netbox/venv /opt/netbox/venv
diff --git a/VERSION b/VERSION
index b502146..fd2a018 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.0.2
+3.1.0
diff --git a/build.sh b/build.sh
index df85df7..a7ac817 100755
--- a/build.sh
+++ b/build.sh
@@ -39,9 +39,8 @@ SKIP_GIT    If defined, git is not invoked and \${NETBOX_PATH} will not be alter
 
 TAG         The version part of the image tag.
             ${_GREEN}Default:${_CLEAR}
-              When <branch>=master:  latest
-              When <branch>=develop: snapshot
-              Else:                  same as <branch>
+              When <branch>=main: snapshot
+              Else:               same as <branch>
 
 IMAGE_NAMES The names used for the image including the registry
             Used for tagging the image.
@@ -104,24 +103,21 @@ GH_ACTION   If defined, special 'echo' statements are enabled that set the
             ${_GREEN}Default:${_CLEAR} undefined
 
 CHECK_ONLY  Only checks if the build is needed and sets the GH Action output.
+            ${_GREEN}Default:${_CLEAR} undefined
 
 ${_BOLD}Examples:${_CLEAR}
 
-${0} master
-            This will fetch the latest 'master' branch, build a Docker Image and tag it
-            'netboxcommunity/netbox:latest'.
-
-${0} develop
-            This will fetch the latest 'develop' branch, build a Docker Image and tag it
+${0} main
+            This will fetch the latest 'main' branch, build a Docker Image and tag it
             'netboxcommunity/netbox:snapshot'.
 
-${0} v2.6.6
-            This will fetch the 'v2.6.6' tag, build a Docker Image and tag it
-            'netboxcommunity/netbox:v2.6.6' and 'netboxcommunity/netbox:v2.6'.
+${0} v4.2.0
+            This will fetch the 'v4.2.0' tag, build a Docker Image and tag it
+            'netboxcommunity/netbox:v4.2.0' and 'netboxcommunity/netbox:v4.2'.
 
-${0} develop-2.7
-            This will fetch the 'develop-2.7' branch, build a Docker Image and tag it
-            'netboxcommunity/netbox:develop-2.7'.
+${0} feature
+            This will fetch the 'feature' branch, build a Docker Image and tag it
+            'netboxcommunity/netbox:feature'.
 
 SRC_ORG=cimnine ${0} feature-x
             This will fetch the 'feature-x' branch from https://github.com/cimnine/netbox.git,
@@ -259,10 +255,7 @@ DOCKER_REGISTRY="${DOCKER_REGISTRY-docker.io}"
 DOCKER_ORG="${DOCKER_ORG-netboxcommunity}"
 DOCKER_REPO="${DOCKER_REPO-netbox}"
 case "${NETBOX_BRANCH}" in
-master)
-  TAG="${TAG-latest}"
-  ;;
-develop)
+main)
   TAG="${TAG-snapshot}"
   ;;
 *)
@@ -278,7 +271,7 @@ TARGET_DOCKER_TAG_PROJECT="${TARGET_DOCKER_TAG}-${PROJECT_VERSION}"
 
 ###
 # composing the additional DOCKER_SHORT_TAG,
-# i.e. "v2.6.1" becomes "v2.6",
+# i.e. "v4.2.0" becomes "v4.2",
 # which is only relevant for version tags
 # Also let "latest" follow the highest version
 ###
diff --git a/docker-compose.yml b/docker-compose.yml
index 1e27d91..c91c7b7 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,6 +1,6 @@
 services:
   netbox: &netbox
-    image: docker.io/netboxcommunity/netbox:${VERSION-v4.1-3.0.2}
+    image: docker.io/netboxcommunity/netbox:${VERSION-v4.2-3.1.0}
     depends_on:
       - postgres
       - redis