diff --git a/libtaskmanager/tasktools.cpp b/libtaskmanager/tasktools.cpp
--- a/libtaskmanager/tasktools.cpp
+++ b/libtaskmanager/tasktools.cpp
@@ -615,11 +615,31 @@
 
 bool launcherUrlsMatch(const QUrl &a, const QUrl &b, UrlComparisonMode mode)
 {
+    QUrl sanitizedA = a;
+    QUrl sanitizedB = b;
+
     if (mode == IgnoreQueryItems) {
-        return (a.adjusted(QUrl::RemoveQuery) == b.adjusted(QUrl::RemoveQuery));
+        sanitizedA = a.adjusted(QUrl::RemoveQuery);
+        sanitizedB = b.adjusted(QUrl::RemoveQuery);
     }
 
-    return (a == b);
+    auto tryResolveToApplicationsUrl = [](const QUrl &url) -> QUrl {
+        QUrl resolvedUrl = url;
+        if (url.isLocalFile() && url.fileName().endsWith(QLatin1String(".desktop"))) {
+            const KService::Ptr service = KService::serviceByDesktopPath(url.toLocalFile());
+            if (service) {
+                // Doing setScheme + setPath results in an invalid URL, hence constructing a new one.
+                resolvedUrl = QUrl(QStringLiteral("applications:") + service->menuId());
+                resolvedUrl.setQuery(url.query());
+            }
+        }
+        return resolvedUrl;
+    };
+
+    sanitizedA = tryResolveToApplicationsUrl(sanitizedA);
+    sanitizedB = tryResolveToApplicationsUrl(sanitizedB);
+
+    return (sanitizedA == sanitizedB);
 }
 
 bool appsMatch(const QModelIndex &a, const QModelIndex &b)