diff --git a/core/base/Dockerfile b/core/base/Dockerfile
index 6f6cb7a2..a661877b 100644
--- a/core/base/Dockerfile
+++ b/core/base/Dockerfile
@@ -22,7 +22,7 @@ CMD /bin/bash
 # build virtual env (intermediate)
 FROM system as build
 
-ARG MAILU_ENV=prod
+ARG MAILU_DEPS=prod
 
 ENV VIRTUAL_ENV=/app/venv
 
@@ -37,18 +37,25 @@ RUN set -euxo pipefail \
 
 ENV PATH="${VIRTUAL_ENV}/bin:${PATH}"
 
-COPY requirements-${MAILU_ENV}.txt ./
+COPY requirements-${MAILU_DEPS}.txt ./
 COPY libs/ libs/
 
 RUN set -euxo pipefail \
-  ; machine="$(uname -m)"; deps="" \
-  ; [[ "${machine}" == arm* || "${machine}" == aarch64 ]] && deps="${deps} build-base gcc libffi-dev python3-dev" \
-  ; [[ "${machine}" == armv7* ]] && deps="${deps} cargo git libressl-dev mariadb-connector-c-dev postgresql-dev" \
-  ; [[ "${deps}" ]] && apk add --virtual .build-deps ${deps} \
-  ; [[ "${machine}" == armv7* ]] && mkdir -p /root/.cargo/registry/index && git clone --bare https://github.com/rust-lang/crates.io-index.git /root/.cargo/registry/index/github.com-1285ae84e5963aae \
-  ; pip install -r requirements-${MAILU_ENV}.txt \
-  ; apk -e info -q .build-deps && apk del -r .build-deps \
-  ; rm -rf /root/.cargo /root/.cache /tmp/*.pem
+  ; pip install -r requirements-${MAILU_DEPS}.txt || \
+    { \
+      machine="$(uname -m)" \
+    ; deps="build-base gcc libffi-dev python3-dev" \
+    ; [[ "${machine}" == armv7 ]] && \
+        deps="${deps} cargo git libressl-dev mariadb-connector-c-dev postgresql-dev" \
+    ; apk add --virtual .build-deps ${deps} \
+    ; [[ "${machine}" == armv7 ]] && \
+        mkdir -p /root/.cargo/registry/index && \
+        git clone --bare https://github.com/rust-lang/crates.io-index.git /root/.cargo/registry/index/github.com-1285ae84e5963aae \
+    ; pip install -r requirements-${MAILU_DEPS}.txt \
+    ; apk del -r .build-deps \
+    ; rm -rf /root/.cargo /tmp/*.pem \
+  ; } \
+  ; rm -rf /root/.cache
 
 
 # base mailu image