diff --git a/src/plugins/texteditor/codeassist/codeassistant.cpp b/src/plugins/texteditor/codeassist/codeassistant.cpp
index 8a57304e87b..5d4429ce61d 100644
--- a/src/plugins/texteditor/codeassist/codeassistant.cpp
+++ b/src/plugins/texteditor/codeassist/codeassistant.cpp
@@ -357,6 +357,7 @@ void CodeAssistantPrivate::finalizeRequest()
 
 void CodeAssistantPrivate::finalizeProposal()
 {
+    stopAutomaticProposalTimer();
     m_proposal.reset();
     m_proposalWidget = 0;
     if (m_receivedContentWhileWaiting)