diff --git a/src/main/java/CredentialInterface.java b/src/main/java/CredentialInterface.java
deleted file mode 100644
index f6e0ead..0000000
--- a/src/main/java/CredentialInterface.java
+++ /dev/null
@@ -1,11 +0,0 @@
-public interface CredentialInterface {
-
-    public void show();
-    public void edit();
-    public void delete();
-    public void getCredentials();
-    public void setCredentials();
-    public void getAsJSON();
-    public void loadCredentialsFromJSON();
-
-}
diff --git a/src/main/java/CredentialRepositoryInterface.java b/src/main/java/CredentialRepositoryInterface.java
new file mode 100644
index 0000000..055b59e
--- /dev/null
+++ b/src/main/java/CredentialRepositoryInterface.java
@@ -0,0 +1,11 @@
+public interface CredentialRepositoryInterface {
+
+    void createNewCredential(String name, String password);
+    void edit();
+    void delete();
+    void getCredentials();
+    void setCredentials();
+    void getAsJSON();
+    void loadCredentialsFromJSON();
+
+}