--- src/xoj-preview-extractor/xournalpp-thumbnailer.cpp	2026-02-03 16:56:24.000000000 +0800
+++ src/xoj-preview-extractor/xournalpp-thumbnailer.cpp	2026-02-04 06:12:21.000000000 +0800
@@ -187,15 +187,14 @@
             logMessage((_F("xoj-preview-extractor: could not find icon \"{1}\"") % iconName).str(), true);
         } else {
             rsvg_handle_set_dpi(handle, 90);  // does the dpi matter for an icon overlay?
+            RsvgDimensionData dims;
+            rsvg_handle_get_dimensions(handle, &dims);
+
             // Render at bottom right
             cairo_t* cr = cairo_create(thumbnail);
-            const RsvgRectangle viewport{width - iconSize, height - iconSize, iconSize, iconSize};
-            GError* error = nullptr;
-            rsvg_handle_render_document(handle, cr, &viewport, &error);
-            if (error != nullptr) {
-                g_warning("Could not render the icon");
-                g_clear_error(&error);
-            }
+            cairo_translate(cr, width - iconSize, height - iconSize);
+            cairo_scale(cr, iconSize / dims.width, iconSize / dims.height);
+            rsvg_handle_render_cairo(handle, cr);
         }
         cairo_surface_write_to_png(thumbnail, argv[2]);
     } else {

--- CMakeLists.txt	2026-07-13 19:43:51.000000000 +0800
+++ CMakeLists.txt	2026-08-09 17:21:07.000000000 +0800
@@ -149,7 +149,7 @@
 list(APPEND pkg-module-spec "gthread-2.0 >= 2.4.0")
 list(APPEND pkg-module-spec "libxml-2.0 >= 2.0.0")
 list(APPEND pkg-module-spec "libzip >= 1.0.1")
-list(APPEND pkg-module-spec "librsvg-2.0 >= 2.46")
+list(APPEND pkg-module-spec "librsvg-2.0 >= 2.40")
 
 # Profiling
 option (ENABLE_PROFILING "Link with gperftools" OFF)