diff --git a/MLEM.Ui/Elements/Panel.cs b/MLEM.Ui/Elements/Panel.cs
index 32ace95..16d6c7a 100644
--- a/MLEM.Ui/Elements/Panel.cs
+++ b/MLEM.Ui/Elements/Panel.cs
@@ -213,6 +213,8 @@ namespace MLEM.Ui.Elements {
 
             // update the render target
             var targetArea = (Rectangle) this.GetRenderTargetArea();
+            if (targetArea.Width <= 0 || targetArea.Height <= 0)
+                return;
             if (this.renderTarget == null || targetArea.Width != this.renderTarget.Width || targetArea.Height != this.renderTarget.Height) {
                 if (this.renderTarget != null)
                     this.renderTarget.Dispose();