diff --git a/docker/pgosm_flex.py b/docker/pgosm_flex.py
index 8073850..a3d22f0 100644
--- a/docker/pgosm_flex.py
+++ b/docker/pgosm_flex.py
@@ -123,6 +123,10 @@ def run_pgosm_flex(ram, region, subregion, data_only, debug,
                         import_mode=import_mode)
 
     if import_mode.replication_update:
+        # If replication_update, a manual date is not valid.
+        # Always setting this here is an easy way to enforce.
+        pgosm_date = helpers.get_today()
+        os.environ['PGOSM_DATE'] = pgosm_date
         logger.info('Running osm2pgsql-replication in update mode')
         logger.warning('Replication mode is Experimental (getting closer!)')
         success = run_replication_update(skip_nested=skip_nested,
diff --git a/docs/DOCKER-RUN.md b/docs/DOCKER-RUN.md
index 73e6b56..991c411 100644
--- a/docs/DOCKER-RUN.md
+++ b/docs/DOCKER-RUN.md
@@ -375,8 +375,8 @@ docker exec -it \
     --ram=8 \
     --region=north-america/us \
     --subregion=district-of-columbia \
-    --pgosm-date 2022-02-22 \
-    --replication --skip-dump
+    --pgosm-date 2022-12-30 \
+    --replication
 ```
 
 Running the above command a second time will detect that the target database