Index: applications/editors/josm/plugins/pmtiles/src/test/java/unit/org/openstreetmap/josm/plugins/pmtiles/PMTestUtils.java
===================================================================
--- applications/editors/josm/plugins/pmtiles/src/test/java/unit/org/openstreetmap/josm/plugins/pmtiles/PMTestUtils.java	(revision 36370)
+++ applications/editors/josm/plugins/pmtiles/src/test/java/unit/org/openstreetmap/josm/plugins/pmtiles/PMTestUtils.java	(revision 36378)
@@ -14,5 +14,5 @@
     public static final URI ODBL_VECTOR_FIRENZE = new File("protomaps(vector)ODbL_firenze.pmtiles").exists() ?
             new File("protomaps(vector)ODbL_firenze.pmtiles").toURI() :
-            URI.create("https://github.com/protomaps/PMTiles/raw/main/spec/v3/protomaps(vector)ODbL_firenze.pmtiles");
+            URI.create("https://github.com/protomaps/PMTiles/raw/3126ad0244f847be9727b3313aaac8d516b3d033/spec/v3/protomaps(vector)ODbL_firenze.pmtiles");
 
     /** A sample raster tileset */