diff --git a/Dockerfile b/Dockerfile
index 99c6cd7..dc35825 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -22,8 +22,8 @@ RUN echo "Building tags/${NODE_VERSION}..." \
 
 FROM ghcr.io/blinklabs-io/cardano-cli:10.8.0.0-1 AS cardano-cli
 FROM ghcr.io/blinklabs-io/cardano-configs:20250213-1 AS cardano-configs
-FROM ghcr.io/blinklabs-io/mithril-client:0.11.11-1 AS mithril-client
-FROM ghcr.io/blinklabs-io/mithril-signer:0.2.237-1 AS mithril-signer
+FROM ghcr.io/blinklabs-io/mithril-client:0.12.0-1 AS mithril-client
+FROM ghcr.io/blinklabs-io/mithril-signer:0.2.243-1 AS mithril-signer
 FROM ghcr.io/blinklabs-io/nview:0.10.8 AS nview
 FROM ghcr.io/blinklabs-io/txtop:0.12.3 AS txtop