diff --git a/client/Dockerfiles/dev-tools/docker-compose.yml.dev-tools.in b/client/Dockerfiles/dev-tools/docker-compose.yml.dev-tools.in
index dc33e82..74ef847 100644
--- a/client/Dockerfiles/dev-tools/docker-compose.yml.dev-tools.in
+++ b/client/Dockerfiles/dev-tools/docker-compose.yml.dev-tools.in
@@ -30,7 +30,6 @@ services:
       - ${DOCKER_FINANCE_CLIENT_REPO}/docker-finance.dox:${DOCKER_FINANCE_CLIENT_REPO}/docker-finance.dox
       - ${DOCKER_FINANCE_CLIENT_REPO}/client:${DOCKER_FINANCE_CLIENT_REPO}/client
       - ${DOCKER_FINANCE_CLIENT_REPO}/container:${DOCKER_FINANCE_CLIENT_REPO}/container
-      #- /etc/timezone:/etc/timezone:ro  # TODO: will break on Arch hosts
       - /etc/localtime:/etc/localtime:ro
     environment:
       - DOCKER_FINANCE_CLIENT_REPO=${DOCKER_FINANCE_CLIENT_REPO}
diff --git a/client/Dockerfiles/finance/docker-compose.yml.archlinux.in b/client/Dockerfiles/finance/docker-compose.yml.archlinux.in
index 469bbea..ef70c86 100644
--- a/client/Dockerfiles/finance/docker-compose.yml.archlinux.in
+++ b/client/Dockerfiles/finance/docker-compose.yml.archlinux.in
@@ -31,7 +31,6 @@ services:
       - ${DOCKER_FINANCE_CLIENT_SHARED}:${DOCKER_FINANCE_CONTAINER_SHARED}
       # Needed for when upstream data is localtime instead of UTC
       # NOTE: although TZ can be used within the container, this *should* be more dynamic
-      - /etc/timezone:/etc/timezone:ro
       - /etc/localtime:/etc/localtime:ro
     environment:
       - DOCKER_FINANCE_CONTAINER_CMD=${DOCKER_FINANCE_CONTAINER_CMD}
diff --git a/client/Dockerfiles/finance/docker-compose.yml.ubuntu.in b/client/Dockerfiles/finance/docker-compose.yml.ubuntu.in
index 0a3e847..572ffea 100644
--- a/client/Dockerfiles/finance/docker-compose.yml.ubuntu.in
+++ b/client/Dockerfiles/finance/docker-compose.yml.ubuntu.in
@@ -31,7 +31,6 @@ services:
       - ${DOCKER_FINANCE_CLIENT_SHARED}:${DOCKER_FINANCE_CONTAINER_SHARED}
       # Needed for when upstream data is localtime instead of UTC
       # NOTE: although TZ can be used within the container, this should be more dynamic
-      # TODO: for Ubuntu hosts/containers, mount /etc/timezone (not needed w/ Arch)
       - /etc/localtime:/etc/localtime:ro
     environment:
       - DOCKER_FINANCE_CONTAINER_CMD=${DOCKER_FINANCE_CONTAINER_CMD}