diff --git a/qrenderdoc/Windows/MainWindow.cpp b/qrenderdoc/Windows/MainWindow.cpp
index 6be444738..e3a86f721 100644
--- a/qrenderdoc/Windows/MainWindow.cpp
+++ b/qrenderdoc/Windows/MainWindow.cpp
@@ -1404,7 +1404,8 @@ void MainWindow::on_action_API_Inspector_triggered()
   }
   else
   {
-    if(m_Ctx.HasEventBrowser())
+    if(m_Ctx.HasEventBrowser() &&
+       ui->toolWindowManager->toolWindows().contains(m_Ctx.GetEventBrowser()->Widget()))
     {
       ToolWindowManager::AreaReference ref(
           ToolWindowManager::BottomOf,