diff --git a/Dockerfile b/Dockerfile
index 3d5e920..3cad721 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -16,10 +16,8 @@ RUN \
     composer && \
   echo "**** install runtime packages ****" && \
   apk add --no-cache \
-    curl \
     fontconfig \
     memcached \
-    netcat-openbsd \
     php8-ctype \
     php8-curl \
     php8-dom \
diff --git a/Dockerfile.aarch64 b/Dockerfile.aarch64
index 017a6ea..af97fb0 100644
--- a/Dockerfile.aarch64
+++ b/Dockerfile.aarch64
@@ -16,10 +16,8 @@ RUN \
     composer && \
   echo "**** install runtime packages ****" && \
   apk add --no-cache \
-    curl \
     fontconfig \
     memcached \
-    netcat-openbsd \
     php8-ctype \
     php8-curl \
     php8-dom \
diff --git a/Dockerfile.armhf b/Dockerfile.armhf
index 0f79aa0..eaf7a8f 100644
--- a/Dockerfile.armhf
+++ b/Dockerfile.armhf
@@ -16,10 +16,8 @@ RUN \
     composer && \
   echo "**** install runtime packages ****" && \
   apk add --no-cache \
-    curl \
     fontconfig \
     memcached \
-    netcat-openbsd \
     php8-ctype \
     php8-curl \
     php8-dom \