diff --git a/src/lib/other/statusbarmessage.cpp b/src/lib/other/statusbarmessage.cpp
index 8c87575b3..3f4c020ac 100644
--- a/src/lib/other/statusbarmessage.cpp
+++ b/src/lib/other/statusbarmessage.cpp
@@ -67,7 +67,7 @@ void TipLabel::resizeEvent(QResizeEvent* ev)
     SqueezeLabelV1::resizeEvent(ev);
 
     // Oxygen is setting rounded corners only for top-level tooltips
-    if (mApp->proxyStyle()->name() == QLatin1String("oxygen")) {
+    if (mApp->proxyStyle() && mApp->proxyStyle()->name() == QLatin1String("oxygen")) {
         setMask(QzTools::roundedRect(rect(), 4));
     }
 }
diff --git a/src/lib/webview/tabpreview.cpp b/src/lib/webview/tabpreview.cpp
index 114bcbec1..2453b7e8d 100644
--- a/src/lib/webview/tabpreview.cpp
+++ b/src/lib/webview/tabpreview.cpp
@@ -235,7 +235,7 @@ void TabPreview::resizeEvent(QResizeEvent* ev)
     QFrame::resizeEvent(ev);
 
     // Oxygen is setting rounded corners only for top-level tooltips
-    if (mApp->proxyStyle()->name() == QLatin1String("oxygen")) {
+    if (mApp->proxyStyle() && mApp->proxyStyle()->name() == QLatin1String("oxygen")) {
         setMask(QzTools::roundedRect(rect(), 4));
     }
 }