diff --git a/plugins/channeltx/filesource/filesource.cpp b/plugins/channeltx/filesource/filesource.cpp
index 693e724a2..00c3164a0 100644
--- a/plugins/channeltx/filesource/filesource.cpp
+++ b/plugins/channeltx/filesource/filesource.cpp
@@ -400,6 +400,21 @@ int FileSource::webapiActionsPost(
             }
         }
 
+        if (channelActionsKeys.contains("seekMillis"))
+        {
+            int seekMillis = swgFileSourceActions->getSeekMillis();
+            seekMillis = seekMillis < 0 ? 0 : seekMillis > 1000 ? 1000 : seekMillis;
+            FileSourceBaseband::MsgConfigureFileSourceSeek *msg
+                = FileSourceBaseband::MsgConfigureFileSourceSeek::create(seekMillis);
+            m_basebandSource->getInputMessageQueue()->push(msg);
+
+            if (getMessageQueueToGUI())
+            {
+        		MsgConfigureFileSourceSeek *msgToGUI = MsgConfigureFileSourceSeek::create(seekMillis);
+                getMessageQueueToGUI()->push(msgToGUI);
+            }
+        }
+
         return 202;
     }
     else
diff --git a/plugins/channeltx/filesource/filesourcegui.cpp b/plugins/channeltx/filesource/filesourcegui.cpp
index 8f866d0fc..40809c71a 100644
--- a/plugins/channeltx/filesource/filesourcegui.cpp
+++ b/plugins/channeltx/filesource/filesourcegui.cpp
@@ -163,6 +163,16 @@ bool FileSourceGUI::handleMessage(const Message& message)
 
         return true;
     }
+    else if (FileSource::MsgConfigureFileSourceSeek::match(message)) // API action "seekms" feedback
+    {
+        const FileSource::MsgConfigureFileSourceSeek& notif = (FileSource::MsgConfigureFileSourceSeek&) message;
+        int seekMillis = notif.getMillis();
+        ui->navTime->blockSignals(true);
+        ui->navTime->setValue(seekMillis);
+        ui->navTime->blockSignals(false);
+
+        return true;
+    }
     else
     {
         return false;
diff --git a/swagger/sdrangel/api/swagger/include/FileSource.yaml b/swagger/sdrangel/api/swagger/include/FileSource.yaml
index ea78881de..7bde851de 100644
--- a/swagger/sdrangel/api/swagger/include/FileSource.yaml
+++ b/swagger/sdrangel/api/swagger/include/FileSource.yaml
@@ -69,3 +69,6 @@ FileSourceActions:
         Play or Pause stream
           * 0 - Pause
           * 1 - Play
+    seekMillis:
+      description: Move play cursor to this thousands of total time from the start
+      type: integer