diff --git a/apps/decypharr/Dockerfile b/apps/decypharr/Dockerfile
index 68ea4e5..3fd65e9 100644
--- a/apps/decypharr/Dockerfile
+++ b/apps/decypharr/Dockerfile
@@ -35,7 +35,7 @@ RUN --mount=type=cache,target=/go/pkg/mod \
     -o /healthcheck cmd/healthcheck/main.go
 
 # Stage 2: Create directory structure
-FROM alpine:3.19 as dirsetup
+FROM alpine:3.23 as dirsetup
 RUN mkdir -p /app/logs && \
     mkdir -p /app/cache && \
     chmod 777 /app/logs && \
diff --git a/apps/gort/Dockerfile b/apps/gort/Dockerfile
index 53e0030..fe94dbd 100644
--- a/apps/gort/Dockerfile
+++ b/apps/gort/Dockerfile
@@ -8,7 +8,7 @@ RUN apt-get update && apt-get install -y \
 
 RUN /tmp/fetch_tools.sh
 
-FROM alpine:3.21.3
+FROM alpine:3.23.2
 
 RUN set -ex \
     && echo "http://dl-cdn.alpinelinux.org/alpine/edge/main" >> /etc/apk/repositories \
diff --git a/apps/tshock/Dockerfile b/apps/tshock/Dockerfile
index 1b2aa54..c4f5819 100644
--- a/apps/tshock/Dockerfile
+++ b/apps/tshock/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.21 AS cloner
+FROM alpine:3.23 AS cloner
 
 RUN apk add --no-cache \
     curl unzip