diff --git a/.gitignore b/.gitignore
index ea8c4bf..4683d71 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,15 @@
-/target
+.vscode/
+# Generated by Cargo
+# will have compiled files and executables
+debug/
+target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+# MSVC Windows builds of rustc generate these, which store debugging information
+*.pdb
diff --git a/src/cli.yml b/src/cli.yml
index 8f2fbfe..51218b1 100644
--- a/src/cli.yml
+++ b/src/cli.yml
@@ -7,14 +7,14 @@ args:
         short: s
         long: source
         value_name: source_lang
-        help: The language you want to translate. Default is EN_US
+        help: The language you want to translate. Default is DE
         takes_value: true
         required: false
     - target:
         short: t
         long: target
         value_name: target_lang
-        help: The language your text should be tranlated to. Default is DE
+        help: The language your text should be tranlated to. Default is EN-US
         takes_value: true
         required: false
     - file:
diff --git a/src/lib.rs b/src/lib.rs
index c1cf156..81443f1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -26,17 +26,17 @@ pub mod deepl_helper {
             let my_path = base_dir.config_dir().join("deepl/.env");
             match dotenv::from_path(my_path.as_path()) {
                 Ok(env) => env,
-                Err(_) => panic!("could not load .env file {:?}", my_path.as_path()),
+                Err(_) => panic!("Could not load .env file {:?}", my_path.as_path()),
             };
 
             let yaml = load_yaml!("cli.yml");
             let matches = App::from_yaml(yaml).get_matches();
 
             Self {
-                source_lang: matches.value_of("source").unwrap_or("EN").to_string(),
+                source_lang: matches.value_of("source").unwrap_or("DE").to_string(),
                 target_lang: matches
                     .value_of("target")
-                    .unwrap_or("DE")
+                    .unwrap_or("EN-US")
                     .to_string(),
                 file: matches.value_of("file").unwrap_or_default().to_string(),
                 key: env::var("key").unwrap(),