diff --git a/src/plugins/texteditor/codeassist/genericproposalwidget.cpp b/src/plugins/texteditor/codeassist/genericproposalwidget.cpp
index 7680d09dee4..a821538a22d 100644
--- a/src/plugins/texteditor/codeassist/genericproposalwidget.cpp
+++ b/src/plugins/texteditor/codeassist/genericproposalwidget.cpp
@@ -559,6 +559,7 @@ bool GenericProposalWidget::eventFilter(QObject *o, QEvent *e)
         switch (ke->key()) {
         case Qt::Key_N:
         case Qt::Key_P:
+        case Qt::Key_BracketLeft:
             if (ke->modifiers() == Qt::KeyboardModifiers(HostOsInfo::controlModifier())) {
                 e->accept();
                 return true;
@@ -573,6 +574,16 @@ bool GenericProposalWidget::eventFilter(QObject *o, QEvent *e)
             e->accept();
             return true;
 
+        case Qt::Key_BracketLeft:
+            // vim-style behavior
+            if (ke->modifiers() == Qt::KeyboardModifiers(HostOsInfo::controlModifier())) {
+                abort();
+                emit explicitlyAborted();
+                e->accept();
+                return true;
+            }
+            break;
+
         case Qt::Key_N:
         case Qt::Key_P:
             // select next/previous completion