diff --git a/src/grp_driver_dummy.hh b/src/grp_driver_dummy.hh
index 8a7f408..da3fa74 100644
--- a/src/grp_driver_dummy.hh
+++ b/src/grp_driver_dummy.hh
@@ -47,12 +47,12 @@ namespace pEp {
 
             PEP_STATUS group_query_manager(
                 ::PEP_SESSION session,
-                const ::pEp_identity *const group,
+                const ::pEp_identity *group,
                 ::pEp_identity **manager) noexcept override;
 
             PEP_STATUS group_query_members(
                 ::PEP_SESSION session,
-                const ::pEp_identity *const group,
+                const ::pEp_identity *group,
                 ::identity_list **members) noexcept override;
 
             // Logging