diff --git a/TaskManager.Dockerfile b/TaskManager.Dockerfile
index 7fad4c057..0b95024ac 100644
--- a/TaskManager.Dockerfile
+++ b/TaskManager.Dockerfile
@@ -9,7 +9,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM mcr.microsoft.com/dotnet/sdk:6.0-jammy as build
+FROM mcr.microsoft.com/dotnet/sdk:8.0-jammy as build
 
 # Install the tools
 RUN dotnet tool install --tool-path /tools dotnet-trace
diff --git a/WorkflowManager.Dockerfile b/WorkflowManager.Dockerfile
index 3467b1819..c3e35fab7 100644
--- a/WorkflowManager.Dockerfile
+++ b/WorkflowManager.Dockerfile
@@ -12,7 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-FROM mcr.microsoft.com/dotnet/sdk:6.0-jammy as build
+FROM mcr.microsoft.com/dotnet/sdk:8.0-jammy as build
 
 # Install the tools
 RUN dotnet tool install --tool-path /tools dotnet-trace