diff --git a/Dockerfile b/Dockerfile
index 189516e37..933e60d6a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Debian 12, Codename 'Bookworm'
-FROM photoprism/develop:220826-bookworm
+FROM photoprism/develop:220828-bookworm
 
 ## alternative base images
 # FROM photoprism/develop:bullseye # Debian 11, Codename 'Bullseye'
diff --git a/docker-compose.latest.yml b/docker-compose.latest.yml
index b3e3bc2cc..bee8d8e99 100644
--- a/docker-compose.latest.yml
+++ b/docker-compose.latest.yml
@@ -31,7 +31,7 @@ services:
       PHOTOPRISM_DEBUG: "true"
       PHOTOPRISM_READONLY: "false"
       PHOTOPRISM_EXPERIMENTAL: "false"
-      PHOTOPRISM_SERVER_MODE: "debug"
+      PHOTOPRISM_HTTP_MODE: "debug"
       PHOTOPRISM_HTTP_HOST: "0.0.0.0"
       PHOTOPRISM_HTTP_PORT: 2342
       PHOTOPRISM_HTTP_COMPRESSION: "gzip"     # improves transfer speed and bandwidth utilization (none or gzip)
diff --git a/docker-compose.local.yml b/docker-compose.local.yml
index a4348c3d6..69a408aa3 100644
--- a/docker-compose.local.yml
+++ b/docker-compose.local.yml
@@ -31,7 +31,7 @@ services:
       PHOTOPRISM_DEBUG: "true"
       PHOTOPRISM_READONLY: "false"
       PHOTOPRISM_EXPERIMENTAL: "false"
-      PHOTOPRISM_SERVER_MODE: "debug"
+      PHOTOPRISM_HTTP_MODE: "debug"
       PHOTOPRISM_HTTP_HOST: "0.0.0.0"
       PHOTOPRISM_HTTP_PORT: 2342
       PHOTOPRISM_HTTP_COMPRESSION: "gzip"     # improves transfer speed and bandwidth utilization (none or gzip)
diff --git a/docker-compose.postgres.yml b/docker-compose.postgres.yml
index c3dc943b2..843131536 100644
--- a/docker-compose.postgres.yml
+++ b/docker-compose.postgres.yml
@@ -34,7 +34,7 @@ services:
       PHOTOPRISM_DEBUG: "true"
       PHOTOPRISM_READONLY: "false"
       PHOTOPRISM_EXPERIMENTAL: "true"
-      PHOTOPRISM_SERVER_MODE: "debug"
+      PHOTOPRISM_HTTP_MODE: "debug"
       PHOTOPRISM_HTTP_HOST: "0.0.0.0"
       PHOTOPRISM_HTTP_PORT: 2342
       PHOTOPRISM_HTTP_COMPRESSION: "gzip"     # improves transfer speed and bandwidth utilization (none or gzip)
diff --git a/docker-compose.yml b/docker-compose.yml
index 0161312c0..9351ae474 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -44,7 +44,7 @@ services:
       PHOTOPRISM_DEBUG: "true"
       PHOTOPRISM_READONLY: "false"
       PHOTOPRISM_EXPERIMENTAL: "true"
-      PHOTOPRISM_SERVER_MODE: "debug"
+      PHOTOPRISM_HTTP_MODE: "debug"
       PHOTOPRISM_HTTP_HOST: "0.0.0.0"
       PHOTOPRISM_HTTP_PORT: 2342
       PHOTOPRISM_HTTP_COMPRESSION: "gzip"            # improves transfer speed and bandwidth utilization (none or gzip)