diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 6c1b9cd..51832f7 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -12,7 +12,7 @@ git checkout -b <feature-or-fix-name>
 ```
 4. **Make Changes**: Implement your fixture or fix and make sure the tests pass.
 5. **Run Tests**: Ensure that your changes pass the existing tests. If you added new features, consider adding tests.
-> There's also an opportunity to further improve and expand the existing test suite.
+> 
 ```bash
 // Add your tests in this directory ./tests/. Please, ensure to follow existing patterns where possible.
 
@@ -22,7 +22,7 @@ go test ./tests/
 ```
 git add .
 git commit -m "Add feature or fix"
-git push origin feature-or-fix-name
+git push -u origin feature-or-fix-name
 ```
 7. **Create a Pull Request**: Open a pull request on the original repository with a clear title and description of your changes.
 
diff --git a/loader.go b/loader.go
index f92adc1..a85702d 100644
--- a/loader.go
+++ b/loader.go
@@ -107,7 +107,7 @@ func Config(params ...interface{}) (map[string]string, error) {
 
 	if len(params) == 0 {
 		filename = ".env"
-		logger = log.New(os.Stderr, "dotenv", log.LstdFlags)
+		logger = log.New(os.Stderr, "dotenv:", log.LstdFlags)
 	}
 
 	envVars, err := load(filename)
diff --git a/sample.env b/sample.env
index 173b4fc..13a3b8c 100644
--- a/sample.env
+++ b/sample.env
@@ -1 +1,2 @@
 MY_ENV_KEY=value
+MY_SECOND_KEY="second value"