diff --git a/.editorconfig b/.editorconfig
old mode 100755
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diff --git a/.github/CONTRIBUTING.md b/.github/CONTRIBUTING.md
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diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
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diff --git a/.github/ISSUE_TEMPLATE/config.yml b/.github/ISSUE_TEMPLATE/config.yml
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diff --git a/.github/ISSUE_TEMPLATE/issue.bug.yml b/.github/ISSUE_TEMPLATE/issue.bug.yml
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diff --git a/.github/ISSUE_TEMPLATE/issue.feature.yml b/.github/ISSUE_TEMPLATE/issue.feature.yml
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diff --git a/.github/workflows/call_issue_pr_tracker.yml b/.github/workflows/call_issue_pr_tracker.yml
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diff --git a/.github/workflows/call_issues_cron.yml b/.github/workflows/call_issues_cron.yml
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diff --git a/.github/workflows/external_trigger.yml b/.github/workflows/external_trigger.yml
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diff --git a/.github/workflows/external_trigger_scheduler.yml b/.github/workflows/external_trigger_scheduler.yml
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diff --git a/.github/workflows/greetings.yml b/.github/workflows/greetings.yml
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diff --git a/.github/workflows/package_trigger_scheduler.yml b/.github/workflows/package_trigger_scheduler.yml
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diff --git a/.github/workflows/permissions.yml b/.github/workflows/permissions.yml
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diff --git a/Dockerfile b/Dockerfile
index a0eabe6..c069102 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ghcr.io/linuxserver/baseimage-alpine:3.21
+FROM ghcr.io/linuxserver/baseimage-alpine:3.22
 
 # set version label
 ARG BUILD_DATE
@@ -25,7 +25,7 @@ RUN \
   curl -o /tmp/dotnet-install.sh -L \
     https://dot.net/v1/dotnet-install.sh && \
   chmod +x /tmp/dotnet-install.sh && \
-  /tmp/dotnet-install.sh -c 8.0 --install-dir /app/dotnet --runtime dotnet && \
+  /tmp/dotnet-install.sh -c 9.0 --install-dir /app/dotnet --runtime dotnet && \
   echo "**** install webgrabplus ****" && \
   if [ -z "$WEBGRAB_VER" ]; then \
     WEBGRAB_VER=$(curl -fsL https://webgrabplus.com/download/sw | grep -m1 /download/sw/v | sed 's|.*/download/sw/v\(.*\)">V.*|\1|'); \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index b90bdda..6b44b7d 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -1,6 +1,6 @@
 # syntax=docker/dockerfile:1
 
-FROM ghcr.io/linuxserver/baseimage-alpine:arm64v8-3.21
+FROM ghcr.io/linuxserver/baseimage-alpine:arm64v8-3.22
 
 # set version label
 ARG BUILD_DATE
@@ -25,7 +25,7 @@ RUN \
   curl -o /tmp/dotnet-install.sh -L \
     https://dot.net/v1/dotnet-install.sh && \
   chmod +x /tmp/dotnet-install.sh && \
-  /tmp/dotnet-install.sh -c 8.0 --install-dir /app/dotnet --runtime dotnet && \
+  /tmp/dotnet-install.sh -c 9.0 --install-dir /app/dotnet --runtime dotnet && \
   echo "**** install webgrabplus ****" && \
   if [ -z "$WEBGRAB_VER" ]; then \
     WEBGRAB_VER=$(curl -fsL https://webgrabplus.com/download/sw | grep -m1 /download/sw/v | sed 's|.*/download/sw/v\(.*\)">V.*|\1|'); \
diff --git a/LICENSE b/LICENSE
old mode 100755
new mode 100644
diff --git a/README.md b/README.md
index fbe4d80..a081835 100644
--- a/README.md
+++ b/README.md
@@ -288,6 +288,7 @@ Once registered you can define the dockerfile to use with `-f Dockerfile.aarch64
 
 ## Versions
 
+* **14.09.25:** - Rebase to Alpine 3.22, upgrade dotnet to 9.0.
 * **25.06.24:** - Rebase to Alpine 3.21.
 * **25.06.24:** - Rebase to Alpine 3.20.
 * **23.04.24:** - Bump dotnet framework to 8.x.
diff --git a/readme-vars.yml b/readme-vars.yml
index 8318600..42a3b32 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -82,6 +82,7 @@ init_diagram: |
   "webgrabplus:latest" <- Base Images
 # changelog
 changelogs:
+  - {date: "14.09.25:", desc: "Rebase to Alpine 3.22, upgrade dotnet to 9.0."}
   - {date: "25.06.24:", desc: "Rebase to Alpine 3.21."}
   - {date: "25.06.24:", desc: "Rebase to Alpine 3.20."}
   - {date: "23.04.24:", desc: "Bump dotnet framework to 8.x."}