diff --git a/widget/gtk/nsWindow.cpp b/widget/gtk/nsWindow.cpp
--- a/widget/gtk/nsWindow.cpp
+++ b/widget/gtk/nsWindow.cpp
@@ -1430,20 +1430,20 @@
     }
 #endif
     if (popup->mPopupContextMenu && !popup->mPopupAnchored) {
       LOG("  popup [%p] is first context menu", popup);
       popup->mRelativePopupPosition = popup->mPopupPosition;
-    } else if (popup->mPopupAnchored) {
-      LOG("  popup [%p] is anchored", popup);
-      if (!popup->mPopupMatchesLayout) {
-        NS_WARNING("Anchored popup does not match layout!");
-      }
-      popup->mRelativePopupPosition = popup->mPopupPosition;
     } else if (popup->mWaylandPopupPrev->mWaylandToplevel == nullptr) {
       LOG("  popup [%p] has toplevel as parent", popup);
       popup->mRelativePopupPosition = popup->mPopupPosition;
     } else {
+      if (popup->mPopupAnchored) {
+        LOG("  popup [%p] is anchored", popup);
+        if (!popup->mPopupMatchesLayout) {
+          NS_WARNING("Anchored popup does not match layout!");
+        }
+      }
       GdkPoint parent = WaylandGetParentPosition();
 
       LOG("  popup [%p] uses transformed coordinates\n", popup);
       LOG("    parent position [%d, %d]\n", parent.x, parent.y);
       LOG("    popup position [%d, %d]\n", popup->mPopupPosition.x,