diff --git a/openHAB/OpenHABSitemapViewController.swift b/openHAB/OpenHABSitemapViewController.swift
index 1fb720e9..72bbfd7f 100644
--- a/openHAB/OpenHABSitemapViewController.swift
+++ b/openHAB/OpenHABSitemapViewController.swift
@@ -46,6 +46,9 @@ struct OpenHABImageProcessor: ImageProcessor {
                 let svgkSourceNSData = SVGKSourceNSData.source(from: data, urlForRelativeLinks: nil)
                 let parseResults = SVGKParser.parseSource(usingDefaultSVGKParser: svgkSourceNSData)
                 if parseResults?.parsedDocument != nil, let image = SVGKImage(parsedSVG: parseResults, from: svgkSourceNSData), image.hasSize() {
+                    if image.size.width > 1000 || image.size.height > 1000 {
+                        return UIImage(named: "error.png") // Avoid too-large images which cause memory issues
+                    }
                     return image.uiImage
                 } else {
                     return UIImage(named: "error.png")