diff --git a/docker/backend/Dockerfile b/docker/backend/Dockerfile
index cebc38edb..f3073bcf3 100644
--- a/docker/backend/Dockerfile
+++ b/docker/backend/Dockerfile
@@ -42,25 +42,23 @@ ENV HOME=${PROJECT_DIR}
 RUN stack install yesod-bin
 RUN stack install hpack
 
+# pre-build dependencies
+RUN make -- --dependencies-backend STACK_ROOT=${STACK_ROOT} IN_CONTAINER=true JOB=${JOB}
+COPY . ${PROJECT_DIR}
+
 # copy source files
-COPY app/ ${PROJECT_DIR}/app
-COPY src/ ${PROJECT_DIR}/src
-COPY models/ ${PROJECT_DIR}/models
-COPY messages/ ${PROJECT_DIR}/messages
-COPY templates/ ${PROJECT_DIR}/templates
-COPY test/ ${PROJECT_DIR}/test
-COPY testdata/ ${PROJECT_DIR}/testdata
+#COPY app/ ${PROJECT_DIR}/app
+#COPY src/ ${PROJECT_DIR}/src
+#COPY models/ ${PROJECT_DIR}/models
+#COPY messages/ ${PROJECT_DIR}/messages
+#COPY templates/ ${PROJECT_DIR}/templates
+#COPY test/ ${PROJECT_DIR}/test
+#COPY testdata/ ${PROJECT_DIR}/testdata
 
 # copy frontend files
-COPY assets/ ${PROJECT_DIR}/assets
-COPY static/ ${PROJECT_DIR}/static
-COPY well-known/ ${PROJECT_DIR}/well-known
-
-# copy cache
-COPY .stack ${STACK_ROOT}
-COPY .stack-work ${PROJECT_DIR}/.stack-work
-
-RUN --mount=type=cache,target=${STACK_ROOT} make -- --dependencies-backend STACK_ROOT=${STACK_ROOT} IN_CONTAINER=true JOB=${JOB}
+#COPY assets/ ${PROJECT_DIR}/assets
+#COPY static/ ${PROJECT_DIR}/static
+#COPY well-known/ ${PROJECT_DIR}/well-known
 
 ENV FRADRIVE_MAKE_TARGET=--start-backend
 ENTRYPOINT make -- ${FRADRIVE_MAKE_TARGET} STACK_ROOT="${STACK_ROOT}" IN_CONTAINER=true CONTAINER_FILE="${CONTAINER_FILE}" JOB="${JOB}" SRC="${SRC}"