diff --git a/src/blackmisc/timestampobjectlist.cpp b/src/blackmisc/timestampobjectlist.cpp
index a5e5ff89d..43497bff0 100644
--- a/src/blackmisc/timestampobjectlist.cpp
+++ b/src/blackmisc/timestampobjectlist.cpp
@@ -187,25 +187,25 @@ namespace BlackMisc
     }
 
     template <class OBJ, class CONTAINER>
-    void ITimestampObjectList<OBJ, CONTAINER>::removeBefore(const QDateTime &dateTime)
+    int ITimestampObjectList<OBJ, CONTAINER>::removeBefore(const QDateTime &dateTime)
     {
-        this->removeBefore(dateTime.toMSecsSinceEpoch());
+        return this->removeBefore(dateTime.toMSecsSinceEpoch());
     }
 
     template <class OBJ, class CONTAINER>
-    void ITimestampObjectList<OBJ, CONTAINER>::removeBefore(qint64 msSinceEpoc)
+    int ITimestampObjectList<OBJ, CONTAINER>::removeBefore(qint64 msSinceEpoc)
     {
-        this->container().removeIf([&](const OBJ & obj)
+        return this->container().removeIf([&](const OBJ & obj)
         {
             return obj.isOlderThan(msSinceEpoc);
         });
     }
 
     template <class OBJ, class CONTAINER>
-    void ITimestampObjectList<OBJ, CONTAINER>::removeOlderThanNowMinusOffset(qint64 offsetMs)
+    int ITimestampObjectList<OBJ, CONTAINER>::removeOlderThanNowMinusOffset(qint64 offsetMs)
     {
         const qint64 epoch = QDateTime::currentMSecsSinceEpoch() - offsetMs;
-        this->container().removeIf([&](const OBJ & obj)
+        return this->container().removeIf([&](const OBJ & obj)
         {
             return obj.isOlderThan(epoch);
         });
diff --git a/src/blackmisc/timestampobjectlist.h b/src/blackmisc/timestampobjectlist.h
index 3737c2d91..d59c1d0dc 100644
--- a/src/blackmisc/timestampobjectlist.h
+++ b/src/blackmisc/timestampobjectlist.h
@@ -78,13 +78,13 @@ namespace BlackMisc
         OBJ oldestObject() const;
 
         //! Remove objects with timestamp before dateTime
-        void removeBefore(const QDateTime &dateTime);
+        int removeBefore(const QDateTime &dateTime);
 
         //! Remove objects with timestamp before dateTime
-        void removeBefore(qint64 msSinceEpoch);
+        int removeBefore(qint64 msSinceEpoch);
 
         //! Remove objects older than seconds
-        void removeOlderThanNowMinusOffset(qint64 offsetMs);
+        int removeOlderThanNowMinusOffset(qint64 offsetMs);
 
         //! Sort by timestamp
         void sortLatestFirst();