diff --git a/NEWS.md b/NEWS.md
index 4ae894a0..d6f8b1c7 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -2,7 +2,8 @@ Red Panda C++ Version 2.21
 
   - change: The option "Check for stack smashing attacks (-fstack-protector)" is turned off by default in the Debug compiler set settings.
   - fix: Project makefile generated for C files is not correct.
-  - fix: Horizontal scroll with touchpad is not working.
+  - fix: Horizontal scroll by touchpad is not working.
+  - fix: Horizontal scroll by touchpad is inversed.
 
 Red Panda C++ Version 2.20
  
diff --git a/libs/qsynedit/qsynedit/qsynedit.cpp b/libs/qsynedit/qsynedit/qsynedit.cpp
index 2e5fb09a..bde4a5b6 100644
--- a/libs/qsynedit/qsynedit/qsynedit.cpp
+++ b/libs/qsynedit/qsynedit/qsynedit.cpp
@@ -6307,11 +6307,11 @@ void QSynEdit::wheelEvent(QWheelEvent *event)
         mWheelAccumulatedDeltaX+=event->angleDelta().y();
         while (mWheelAccumulatedDeltaX>=120) {
             mWheelAccumulatedDeltaX-=120;
-            horizontalScrollBar()->setValue(horizontalScrollBar()->value()-mMouseWheelScrollSpeed);
+            horizontalScrollBar()->setValue(horizontalScrollBar()->value()+mMouseWheelScrollSpeed);
         }
         while (mWheelAccumulatedDeltaX<=-120) {
             mWheelAccumulatedDeltaX+=120;
-            horizontalScrollBar()->setValue(horizontalScrollBar()->value()+mMouseWheelScrollSpeed);
+            horizontalScrollBar()->setValue(horizontalScrollBar()->value()-mMouseWheelScrollSpeed);
         }
     } else {
         if ( (mWheelAccumulatedDeltaY>0 &&event->angleDelta().y()<0)
@@ -6333,11 +6333,11 @@ void QSynEdit::wheelEvent(QWheelEvent *event)
         mWheelAccumulatedDeltaX+=event->angleDelta().x();
         while (mWheelAccumulatedDeltaX>=120) {
             mWheelAccumulatedDeltaX-=120;
-            horizontalScrollBar()->setValue(horizontalScrollBar()->value()-mMouseWheelScrollSpeed);
+            horizontalScrollBar()->setValue(horizontalScrollBar()->value()+mMouseWheelScrollSpeed);
         }
         while (mWheelAccumulatedDeltaX<=-120) {
             mWheelAccumulatedDeltaX+=120;
-            horizontalScrollBar()->setValue(horizontalScrollBar()->value()+mMouseWheelScrollSpeed);
+            horizontalScrollBar()->setValue(horizontalScrollBar()->value()-mMouseWheelScrollSpeed);
         }
     }
     event->accept();