diff --git a/src/plugins/texteditor/codeassist/functionhintproposalwidget.cpp b/src/plugins/texteditor/codeassist/functionhintproposalwidget.cpp
index 292c46ccccf..6abdeff6087 100644
--- a/src/plugins/texteditor/codeassist/functionhintproposalwidget.cpp
+++ b/src/plugins/texteditor/codeassist/functionhintproposalwidget.cpp
@@ -292,8 +292,6 @@ bool FunctionHintProposalWidget::eventFilter(QObject *obj, QEvent *e)
                 if (d->m_model && d->m_model->size() > 1)
                     return false;
             }
-            if (QTC_GUARD(d->m_assistant))
-                d->m_assistant->notifyChange();
         }
         break;
     case QEvent::WindowDeactivate:
diff --git a/src/plugins/texteditor/codeassist/genericproposalwidget.cpp b/src/plugins/texteditor/codeassist/genericproposalwidget.cpp
index 92f3e9a3b91..241a98951d5 100644
--- a/src/plugins/texteditor/codeassist/genericproposalwidget.cpp
+++ b/src/plugins/texteditor/codeassist/genericproposalwidget.cpp
@@ -665,8 +665,6 @@ bool GenericProposalWidget::eventFilter(QObject *o, QEvent *e)
         }
 
         QApplication::sendEvent(const_cast<QWidget *>(d->m_underlyingWidget), e);
-        if (isVisible())
-            d->m_assistant->notifyChange();
 
         return true;
     }
diff --git a/src/plugins/texteditor/texteditor.cpp b/src/plugins/texteditor/texteditor.cpp
index 635acd6e661..361419db7fb 100644
--- a/src/plugins/texteditor/texteditor.cpp
+++ b/src/plugins/texteditor/texteditor.cpp
@@ -741,7 +741,6 @@ public:
     QTimer m_highlightBlocksTimer;
 
     CodeAssistant m_codeAssistant;
-    bool m_assistRelevantContentAdded = false;
 
     QList<BaseHoverHandler *> m_hoverHandlers; // Not owned
     HoverHandlerRunner m_hoverHandlerRunner;
@@ -1502,8 +1501,8 @@ void TextEditorWidgetPrivate::editorContentsChange(int position, int charsRemove
         snippetCheckCursor(cursor);
     }
 
-    if (charsAdded != 0 && q->document()->characterAt(position + charsAdded - 1).isPrint())
-        m_assistRelevantContentAdded = true;
+    if ((charsAdded != 0 && q->document()->characterAt(position + charsAdded - 1).isPrint()) || charsRemoved != 0)
+        m_codeAssistant.notifyChange();
 
     int newBlockCount = doc->blockCount();
     if (!q->hasFocus() && newBlockCount != m_blockCount) {