diff --git a/src/plugins/clangtools/clangtoolsdiagnosticview.cpp b/src/plugins/clangtools/clangtoolsdiagnosticview.cpp
index 40fa9adc369..11767825a11 100644
--- a/src/plugins/clangtools/clangtoolsdiagnosticview.cpp
+++ b/src/plugins/clangtools/clangtoolsdiagnosticview.cpp
@@ -283,7 +283,6 @@ bool DiagnosticView::eventFilter(QObject *watched, QEvent *event)
         switch (key) {
         case Qt::Key_Return:
         case Qt::Key_Enter:
-        case Qt::Key_Space:
             openEditorForCurrentIndex();
         }
         return true;