diff --git a/src/Blockcore.Indexer.Cirrus/Dockerfile.Release b/src/Blockcore.Indexer.Cirrus/Dockerfile.Release
index 4eb8e78..29e25d8 100644
--- a/src/Blockcore.Indexer.Cirrus/Dockerfile.Release
+++ b/src/Blockcore.Indexer.Cirrus/Dockerfile.Release
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/core/aspnet:3.1-buster-slim
+FROM mcr.microsoft.com/dotnet/sdk:8.0-bookworm-slim
 WORKDIR /usr/local/app/
 
 RUN apt-get update \
diff --git a/src/Blockcore.Indexer/Dockerfile.Release b/src/Blockcore.Indexer/Dockerfile.Release
index 210fefa..62c999f 100644
--- a/src/Blockcore.Indexer/Dockerfile.Release
+++ b/src/Blockcore.Indexer/Dockerfile.Release
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/core/aspnet:3.1-buster-slim
+FROM mcr.microsoft.com/dotnet/sdk:8.0-bookworm-slim
 WORKDIR /usr/local/app/
 
 RUN apt-get update \