diff --git a/dev/View/Popup/Compose.js b/dev/View/Popup/Compose.js
index d768ef88f82b979783a18ea3444a309dc1fa97d3..09d25d726e6aa490acff3d183f1d06cd41f74225 100644
--- a/dev/View/Popup/Compose.js
+++ b/dev/View/Popup/Compose.js
@@ -1080,6 +1080,11 @@ export class ComposePopupView extends AbstractViewPopup {
 				this.viewModelDom.querySelector('input[name="subject"]').focus();
 			} else {
 				this.oEditor?.focus();
+				// workaround for firefox to fix line breaks when replying a mail 
+				if(navigator.userAgent.includes("Firefox")){
+					window.getSelection().modify("move", "forward", "character");
+					window.getSelection().modify("move", "backward", "character");
+				}
 			}
 		}, 100);
 	}