diff --git a/src/main/java/com/nextcloud/android/sso/QueryParam.java b/src/main/java/com/nextcloud/android/sso/QueryParam.java
index c3d39157b843..353881d59b34 100644
--- a/src/main/java/com/nextcloud/android/sso/QueryParam.java
+++ b/src/main/java/com/nextcloud/android/sso/QueryParam.java
@@ -25,6 +25,8 @@
 import java.io.Serializable;
 
 public class QueryParam implements Serializable {
+    private static final long serialVersionUID = 21523240203234211L; // must be same as in SSO project
+
     public String key;
     public String value;