diff --git a/wsmaster/che-core-api-auth/src/main/java/org/eclipse/che/security/oauth/OAuthAuthenticator.java b/wsmaster/che-core-api-auth/src/main/java/org/eclipse/che/security/oauth/OAuthAuthenticator.java
index 3654648109..695f35938e 100644
--- a/wsmaster/che-core-api-auth/src/main/java/org/eclipse/che/security/oauth/OAuthAuthenticator.java
+++ b/wsmaster/che-core-api-auth/src/main/java/org/eclipse/che/security/oauth/OAuthAuthenticator.java
@@ -21,9 +21,17 @@ import com.google.api.client.util.store.MemoryDataStoreFactory;
 import jakarta.ws.rs.core.MediaType;
 import java.io.IOException;
 import java.io.InputStream;
-import java.net.*;
+import java.net.HttpURLConnection;
+import java.net.URI;
+import java.net.URL;
+import java.net.URLDecoder;
+import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
-import java.util.*;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
 import java.util.regex.Pattern;
 import org.eclipse.che.api.auth.shared.dto.OAuthToken;
 import org.eclipse.che.commons.env.EnvironmentContext;