diff --git a/src/cartservice/src/Dockerfile b/src/cartservice/src/Dockerfile
index ef6343095d..74a49eb151 100644
--- a/src/cartservice/src/Dockerfile
+++ b/src/cartservice/src/Dockerfile
@@ -15,7 +15,7 @@
 # limitations under the License.
 
 # https://mcr.microsoft.com/v2/dotnet/sdk/tags/list
-FROM mcr.microsoft.com/dotnet/sdk:7.0.306 AS builder
+FROM mcr.microsoft.com/dotnet/sdk:6.0.402 AS builder
 
 WORKDIR /usr/src/app/
 
@@ -35,7 +35,7 @@ RUN \
 # -----------------------------------------------------------------------------
 
 # https://mcr.microsoft.com/v2/dotnet/runtime-deps/tags/list
-FROM mcr.microsoft.com/dotnet/runtime-deps:7.0.7-alpine3.17
+FROM mcr.microsoft.com/dotnet/runtime-deps:6.0.9-alpine3.16
 
 WORKDIR /usr/src/app/
 COPY --from=builder /cartservice/ ./
diff --git a/src/cartservice/src/cartservice.csproj b/src/cartservice/src/cartservice.csproj
index df873499dd..a9c0b5aeb1 100644
--- a/src/cartservice/src/cartservice.csproj
+++ b/src/cartservice/src/cartservice.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
     <ProduceReferenceAssembly>false</ProduceReferenceAssembly>
     <StaticWebAssetsEnabled>false</StaticWebAssetsEnabled>
   </PropertyGroup>
diff --git a/src/cartservice/tests/cartservice.tests.csproj b/src/cartservice/tests/cartservice.tests.csproj
index 7cc3a6f3e3..d3eba2607a 100644
--- a/src/cartservice/tests/cartservice.tests.csproj
+++ b/src/cartservice/tests/cartservice.tests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net7.0</TargetFramework>
+    <TargetFramework>net6.0</TargetFramework>
   </PropertyGroup>
 
   <ItemGroup>