diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 9d4283d..f76d725 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -15,7 +15,7 @@
     // Configure tool-specific properties.
     "customizations": {
         "vscode": {
-            "extensions": [["ms-python.python", "editorconfig.editorconfig"]],
+            "extensions": ["ms-python.python", "editorconfig.editorconfig"],
             "settings": {
                 "python.testing.pytestArgs": ["tests"],
                 "python.testing.unittestEnabled": false,
diff --git a/{{cookiecutter.project_name}}/.devcontainer/devcontainer.json b/{{cookiecutter.project_name}}/.devcontainer/devcontainer.json
index dc4897b..d4b676d 100644
--- a/{{cookiecutter.project_name}}/.devcontainer/devcontainer.json
+++ b/{{cookiecutter.project_name}}/.devcontainer/devcontainer.json
@@ -11,22 +11,17 @@
     // Use 'postCreateCommand' to run commands after the container is created.
     "postCreateCommand": "./.devcontainer/postCreateCommand.sh",
 
-	// Configure tool-specific properties.
-	"customizations": {
-		"vscode": {
-			"extensions": [
-				"ms-python.python",
-                "editorconfig.editorconfig"
-			],
-			"settings": {
-				"python.testing.pytestArgs": [
-					"tests"
-				],
-				"python.testing.unittestEnabled": false,
-				"python.testing.pytestEnabled": true,
-				"python.defaultInterpreterPath": "/workspaces/{{cookiecutter.project_name}}/.venv/bin/python",
-				"python.testing.pytestPath": "/workspaces/{{cookiecutter.project_name}}/.venv/bin/pytest"
-			}
-		}
-	}
+    // Configure tool-specific properties.
+    "customizations": {
+        "vscode": {
+            "extensions": ["ms-python.python", "editorconfig.editorconfig"],
+            "settings": {
+                "python.testing.pytestArgs": ["tests"],
+                "python.testing.unittestEnabled": false,
+                "python.testing.pytestEnabled": true,
+                "python.defaultInterpreterPath": "/workspaces/{{cookiecutter.project_name}}/.venv/bin/python",
+                "python.testing.pytestPath": "/workspaces/{{cookiecutter.project_name}}/.venv/bin/pytest"
+            }
+        }
+    }
 }