diff --git a/.idea/dictionaries/project.xml b/.idea/dictionaries/project.xml
new file mode 100644
index 0000000..a5bc637
--- /dev/null
+++ b/.idea/dictionaries/project.xml
@@ -0,0 +1,9 @@
+<component name="ProjectDictionaryState">
+  <dictionary name="project">
+    <words>
+      <w>decryptions</w>
+      <w>encryptions</w>
+      <w>ldga</w>
+    </words>
+  </dictionary>
+</component>
\ No newline at end of file
diff --git a/src/main/java/io/github/vbetsch/codecracker/Main.java b/src/main/java/io/github/vbetsch/codecracker/Main.java
index 175fa21..0d7adbf 100644
--- a/src/main/java/io/github/vbetsch/codecracker/Main.java
+++ b/src/main/java/io/github/vbetsch/codecracker/Main.java
@@ -3,7 +3,7 @@
 public class Main {
     static void main() {
         CodeCracker codeCracker = new CodeCracker();
-        IO.println(String.format("Hello world!"));
+        IO.println("Hello world!");
         System.out.println("Encrypted : " + codeCracker.encryptString("Hello world!"));
     }
 }