diff --git a/src/dotnet-fsharp/.devcontainer/devcontainer.json b/src/dotnet-fsharp/.devcontainer/devcontainer.json
index 2990185..f7734e4 100644
--- a/src/dotnet-fsharp/.devcontainer/devcontainer.json
+++ b/src/dotnet-fsharp/.devcontainer/devcontainer.json
@@ -3,7 +3,7 @@
 {
 	"name": "F# (.NET)",
 	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
-	"image": "mcr.microsoft.com/devcontainers/dotnet:1-6.0-bullseye",
+	"image": "mcr.microsoft.com/devcontainers/dotnet:1-8.0-bookworm",
 
 	// Features to add to the dev container. More info: https://containers.dev/features.
 	// "features": {},
diff --git a/src/dotnet-fsharp/devcontainer-template.json b/src/dotnet-fsharp/devcontainer-template.json
index 7e69d9a..7de4d3e 100644
--- a/src/dotnet-fsharp/devcontainer-template.json
+++ b/src/dotnet-fsharp/devcontainer-template.json
@@ -1,6 +1,6 @@
 {
     "id": "dotnet-fsharp",
-    "version": "2.0.0",
+    "version": "3.0.0",
     "name": "F# (.NET)",
     "description": "Develop F# and .NET based applications. Includes all needed SDKs, extensions, and dependencies.",
     "documentationURL": "https://github.com/devcontainers/templates/tree/main/src/dotnet-fsharp",
diff --git a/src/dotnet-mssql/devcontainer-template.json b/src/dotnet-mssql/devcontainer-template.json
index 50bf0bd..5e07dd1 100644
--- a/src/dotnet-mssql/devcontainer-template.json
+++ b/src/dotnet-mssql/devcontainer-template.json
@@ -1,6 +1,6 @@
 {
     "id": "dotnet-mssql",
-    "version": "2.0.0",
+    "version": "3.0.0",
     "name": "C# (.NET) and MS SQL",
     "description": "Develop C# and .NET Core based applications. Includes all needed SDKs, extensions, dependencies and an MS SQL container for parallel database development. Adds an additional MS SQL container to the C# (.NET Core) container definition and deploys any .dacpac files from the mssql .devcontainer folder.",
     "documentationURL": "https://github.com/devcontainers/templates/tree/main/src/dotnet-mssql",
@@ -11,17 +11,20 @@
             "type": "string",
             "description": ".NET version:",
             "proposals": [
+				"8.0",
                 "7.0",
                 "6.0",
+				"8.0-bookworm",
                 "7.0-bookworm",
                 "6.0-bookworm",
                 "7.0-bullseye",
                 "6.0-bullseye",
+				"8.0-jammy",
                 "7.0-jammy",
                 "6.0-jammy",
                 "6.0-focal"
             ],
-            "default": "7.0-bullseye"
+            "default": "8.0-bookworm"
         }
     },
     "platforms": [
diff --git a/src/dotnet-postgres/devcontainer-template.json b/src/dotnet-postgres/devcontainer-template.json
index 327ca9a..db283e4 100644
--- a/src/dotnet-postgres/devcontainer-template.json
+++ b/src/dotnet-postgres/devcontainer-template.json
@@ -1,6 +1,6 @@
 {
     "id": "dotnet-postgres",
-    "version": "2.0.0",
+    "version": "3.0.0",
     "name": "C# (.NET) and PostgreSQL",
     "description": "Develop C# and .NET Core based applications. Includes all needed SDKs, extensions, dependencies and a PostgreSQL container for parallel database development. Adds an additional PostgreSQL container to the C# (.NET Core) container definition.",
     "documentationURL": "https://github.com/devcontainers/templates/tree/main/src/dotnet-postgres",
@@ -11,17 +11,20 @@
             "type": "string",
             "description": ".NET version:",
             "proposals": [
+				"8.0",
                 "7.0",
                 "6.0",
+				"8.0-bookworm",
                 "7.0-bookworm",
                 "6.0-bookworm",
                 "7.0-bullseye",
                 "6.0-bullseye",
+				"8.0-jammy",
                 "7.0-jammy",
                 "6.0-jammy",
                 "6.0-focal"
             ],
-            "default": "7.0-bullseye"
+            "default": "8.0-bookworm"
         }
     },
     "platforms": [
diff --git a/src/dotnet/devcontainer-template.json b/src/dotnet/devcontainer-template.json
index 4a73e8e..c80642d 100644
--- a/src/dotnet/devcontainer-template.json
+++ b/src/dotnet/devcontainer-template.json
@@ -1,6 +1,6 @@
 {
     "id": "dotnet",
-    "version": "2.0.0",
+    "version": "3.0.0",
     "name": "C# (.NET)",
     "description": "Develop C# and .NET based applications. Includes all needed SDKs, extensions, and dependencies.",
     "documentationURL": "https://github.com/devcontainers/templates/tree/main/src/dotnet",
@@ -11,17 +11,20 @@
             "type": "string",
             "description": ".NET version:",
             "proposals": [
+				"8.0",
                 "7.0",
                 "6.0",
+				"8.0-bookworm",
                 "7.0-bookworm",
                 "6.0-bookworm",
                 "7.0-bullseye",
                 "6.0-bullseye",
+				"8.0-jammy",
                 "7.0-jammy",
                 "6.0-jammy",
                 "6.0-focal"
             ],
-            "default": "7.0-bullseye"
+            "default": "8.0-bookworm"
         }
     },
     "platforms": [