diff --git a/src/listmanager_dummy.cc b/src/listmanager_dummy.cc
index 1c47e96..e5e20bc 100644
--- a/src/listmanager_dummy.cc
+++ b/src/listmanager_dummy.cc
@@ -76,14 +76,14 @@ namespace pEp {
     }
 
     // public
-    void ListManagerDummy::close_db() const
+    void ListManagerDummy::close_db()
     {
         pEpLogClass("called");
         db.close_db();
     }
 
     // public
-    void ListManagerDummy::delete_db() const
+    void ListManagerDummy::delete_db()
     {
         pEpLogClass("called");
         try {
diff --git a/src/listmanager_dummy.hh b/src/listmanager_dummy.hh
index 09661c6..fdd740b 100644
--- a/src/listmanager_dummy.hh
+++ b/src/listmanager_dummy.hh
@@ -24,8 +24,8 @@ namespace pEp {
         std::string moderator(const std::string& list_address);
         std::vector<std::string> members(const std::string& list_address);
         // db
-        void close_db() const;
-        void delete_db() const;
+        void close_db();
+        void delete_db();
         // Logging
         static bool log_enabled;
         Adapter::pEpLog::pEpLogger logger{"ListManagerDummy", log_enabled};