diff --git a/src/main/java/at/ac/uibk/gitsearch/security/oauth2/GitSearchOAuth2AuthorizationRequestRepository.java b/src/main/java/at/ac/uibk/gitsearch/security/oauth2/GitSearchOAuth2AuthorizationRequestRepository.java
index 5bc77cdd5af2bdf6ae37ed8be013deb85e3ef46e..9ea8e496836cecf3b5daa077dc23f5d0f6c96b9c 100644
--- a/src/main/java/at/ac/uibk/gitsearch/security/oauth2/GitSearchOAuth2AuthorizationRequestRepository.java
+++ b/src/main/java/at/ac/uibk/gitsearch/security/oauth2/GitSearchOAuth2AuthorizationRequestRepository.java
@@ -48,7 +48,9 @@ public class GitSearchOAuth2AuthorizationRequestRepository implements Authorizat
         String state = authorizationRequest.getState();
         Assert.hasText(state, "authorizationRequest.state cannot be empty");
         String referer = request.getHeader(REFERER_ATTRIBUTE);
-        if (referer == null) referer = "/";
+        if (referer == null) {
+            referer = "/";
+        }
         final Map<String, Object> requestAttributes = new ConcurrentHashMap<>(authorizationRequest.getAttributes());
         requestAttributes.put(REFERER_ATTRIBUTE, referer);
         OAuth2AuthorizationRequest extendedAuthorizationRequest = OAuth2AuthorizationRequest