diff --git a/src/dotnet-mssql/devcontainer-template.json b/src/dotnet-mssql/devcontainer-template.json
index 1a86caf..57cac65 100644
--- a/src/dotnet-mssql/devcontainer-template.json
+++ b/src/dotnet-mssql/devcontainer-template.json
@@ -13,16 +13,11 @@
             "proposals": [
 				"9.0",
                 "8.0",
-                "6.0",
 				"9.0-bookworm",
                 "8.0-bookworm",
-                "6.0-bookworm",
-                "6.0-bullseye",
                 "9.0-noble",
 				"8.0-noble",
-                "8.0-jammy",
-                "6.0-jammy",
-                "6.0-focal"
+                "8.0-jammy"
             ],
             "default": "9.0-bookworm"
         }
diff --git a/src/dotnet-postgres/devcontainer-template.json b/src/dotnet-postgres/devcontainer-template.json
index 4fa2ba4..08d3762 100644
--- a/src/dotnet-postgres/devcontainer-template.json
+++ b/src/dotnet-postgres/devcontainer-template.json
@@ -13,16 +13,11 @@
             "proposals": [
 				"9.0",
                 "8.0",
-                "6.0",
 				"9.0-bookworm",
                 "8.0-bookworm",
-                "6.0-bookworm",
-                "6.0-bullseye",
                 "9.0-noble",
 				"8.0-noble",
-                "8.0-jammy",
-                "6.0-jammy",
-                "6.0-focal"
+                "8.0-jammy"
             ],
             "default": "9.0-bookworm"
         }
diff --git a/src/dotnet/devcontainer-template.json b/src/dotnet/devcontainer-template.json
index f93abf3..5f8a164 100644
--- a/src/dotnet/devcontainer-template.json
+++ b/src/dotnet/devcontainer-template.json
@@ -13,16 +13,11 @@
             "proposals": [
 				"9.0",
                 "8.0",
-                "6.0",
 				"9.0-bookworm",
                 "8.0-bookworm",
-                "6.0-bookworm",
-                "6.0-bullseye",
 				"9.0-noble",
                 "8.0-noble",
-				"8.0-jammy",
-                "6.0-jammy",
-                "6.0-focal"
+				"8.0-jammy"
             ],
             "default": "9.0-bookworm"
         }