diff --git a/Dockerfile b/Dockerfile
index bae1217..a5a52c4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,8 +5,7 @@ WORKDIR /pkg
 RUN apk add --no-cache python3 python3-dev py3-pip libmagic nginx build-base gcc libffi-dev openssl-dev rust cargo zlib-dev jpeg-dev nginx postfix git \
     && pip3 install --upgrade pip \
     && pip3 install uwsgi poetry \
-    && pip3 install --find-links=/pkg mitama \
-    && apk del --purge zlib-dev gcc openssl-dev rust cargo python3-dev build-base libffi-dev
+    && pip3 install --find-links=/pkg mitama
 RUN mkdir /conf
 RUN mkdir /log
 RUN mkdir /project
diff --git a/Dockerfile.mysql b/Dockerfile.mysql
index d6f6e07..e9228a0 100644
--- a/Dockerfile.mysql
+++ b/Dockerfile.mysql
@@ -5,8 +5,7 @@ WORKDIR /pkg
 RUN apk add --no-cache python3 python3-dev py3-pip libmagic nginx build-base gcc libffi-dev openssl-dev rust cargo zlib-dev jpeg-dev nginx postfix mariadb-dev mariadb-connector-c-dev git \
     && pip3 install --upgrade pip \
     && pip3 install uwsgi poetry mysqlclient \
-    && pip3 install --find-links=/pkg mitama \
-    && apk del --purge zlib-dev gcc openssl-dev rust cargo python3-dev build-base libffi-dev mariadb-dev
+    && pip3 install --find-links=/pkg mitama
 RUN mkdir /conf
 RUN mkdir /log
 RUN mkdir /project
diff --git a/Dockerfile.postgresql b/Dockerfile.postgresql
index 39ef3f6..b126bc7 100644
--- a/Dockerfile.postgresql
+++ b/Dockerfile.postgresql
@@ -5,8 +5,7 @@ WORKDIR /pkg
 RUN apk add --no-cache python3 python3-dev py3-pip libmagic nginx build-base gcc libffi-dev openssl-dev rust cargo zlib-dev jpeg-dev nginx postfix postgresql-dev postgresql-libs \
     && pip3 install --upgrade pip \
     && pip3 install uwsgi poetry psycopg2 \
-    && pip3 install --find-links=/pkg mitama \
-    && apk del --purge zlib-dev gcc openssl-dev rust cargo python3-dev build-base libffi-dev postgresql-dev
+    && pip3 install --find-links=/pkg mitama
 RUN mkdir /conf
 RUN mkdir /log
 RUN mkdir /project