diff --git a/docker-compose.yml b/docker-compose.yml
index b57fb30..3a25dbb 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -60,7 +60,7 @@ services:
       LOCAL_ONLY: #optional
       WHISPER_BEAM: 1 #optional
       WHISPER_LANG: en #optional
-    image: lscr.io/linuxserver/faster-whisper:latest
+    image: lscr.io/linuxserver/faster-whisper:latest@sha256:3d0ff4f43e6325cf78491da79669a607f9a961eae5325886acc263ea28a074e2
     ports:
       - "10300:10300"
     restart: unless-stopped
@@ -81,7 +81,7 @@ services:
       - ${ULTIMA_DOCKER_DIR}/meilisearch:/meili_data
   ollama:
     container_name: ollama
-    image: ollama/ollama
+    image: ollama/ollama@sha256:78b19735971f9a2855c98ca39a775a43fd3ebe104af0fe2155b5261c34deef31
     ports:
       - 11434:11434
     restart: unless-stopped
@@ -100,7 +100,7 @@ services:
       PIPER_NOISEW: 0.333 #optional
       PIPER_SPEAKER: 0 #optional
       NO_STREAMING: #optional
-    image: lscr.io/linuxserver/piper:latest
+    image: lscr.io/linuxserver/piper:latest@sha256:fddc63c2de74931d1234ae8bc7a9b0601f55aed7c8521562240566ee1af3ef67
     ports:
       - 10200:10200
     restart: unless-stopped
@@ -152,7 +152,7 @@ services:
   wyoming-openwakeword:
     command: "--preload-model ok_nabu"
     container_name: wyoming-openwakeword
-    image: rhasspy/wyoming-openwakeword
+    image: rhasspy/wyoming-openwakeword@sha256:52cb1168731a1849fc28cf339c935fde58746bbabc94226668a40ef6ddf5d42b
     ports:
       - 10400:10400
     restart: unless-stopped