diff --git a/umap/static/umap/js/umap.core.js b/umap/static/umap/js/umap.core.js
index d2540fba..a255df5b 100644
--- a/umap/static/umap/js/umap.core.js
+++ b/umap/static/umap/js/umap.core.js
@@ -221,7 +221,6 @@ L.Util.sortFeatures = (features, sortKey) => {
         .toLowerCase()
         .localeCompare(valB.toString().toLowerCase(), L.locale || 'en', {
           sensitivity: 'base',
-          ignorePunctuation: true,
           numeric: true,
         })
     }
diff --git a/umap/static/umap/test/Util.js b/umap/static/umap/test/Util.js
index 77418be0..d9555430 100644
--- a/umap/static/umap/test/Util.js
+++ b/umap/static/umap/test/Util.js
@@ -496,5 +496,14 @@ describe('L.Util', function () {
       assert.equal(features[1], feat2)
       assert.equal(features[2], feat3)
     })
+    it('should sort feature with space first', function () {
+      feat1.properties.mykey = "1 foo"
+      feat2.properties.mykey = "2 foo"
+      feat3.properties.mykey = "1a foo"
+      let features = L.Util.sortFeatures([feat1, feat2, feat3], "mykey")
+      assert.equal(features[0], feat1)
+      assert.equal(features[1], feat3)
+      assert.equal(features[2], feat2)
+    })
   })
 })