diff --git a/package.json b/package.json
index e9f1598..f7551b8 100644
--- a/package.json
+++ b/package.json
@@ -16,6 +16,7 @@
     "leaflet": "^1.9.2",
     "leaflet-svgicon": "^0.0.2",
     "leaflet-tilelayer-swiss": "^2.2.1",
+    "leaflet.fullscreen": "^3.0.2",
     "leaflet.markercluster": "^1.5.3",
     "moment": "^2.29.4",
     "nth-check": "^2.0.1",
@@ -24,7 +25,7 @@
     "proj4leaflet": "^1.0.2",
     "shpjs": "^4.0.4",
     "yargs-parser": "^5.0.1",
-    "zustand": "^4.5.4"
+    "zustand": "^4.5.5"
   },
   "version": "0.1.0",
   "babel": {
diff --git a/yarn.lock b/yarn.lock
index 136ef1b..bf944ef 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2962,7 +2962,7 @@ ejs@3.1.8:
 
 ejs@^3.1.6:
   version "3.1.10"
-  resolved "https://registry.yarnpkg.com/ejs/-/ejs-3.1.10.tgz#69ab8358b14e896f80cc39e62087b88500c3ac3b"
+  resolved "https://registry.npmjs.org/ejs/-/ejs-3.1.10.tgz"
   integrity sha512-UeJmFfOrAQS8OJWPZ4qtgHyWExa088/MtK5UEyoJGFH67cDEXkZSviOiKRCZ4Xij0zxI3JECgYs3oKx+AizQBA==
   dependencies:
     jake "^10.8.5"
@@ -4434,6 +4434,11 @@ leaflet.featuregroup.subgroup@^1.0.2:
   resolved "https://registry.npmjs.org/leaflet.featuregroup.subgroup/-/leaflet.featuregroup.subgroup-1.0.2.tgz"
   integrity sha512-9nCVg8nUe686+BtPbUT7ALOe/IA+8Mum+rkA8pfPpCkH0WvKevRrH+JMcMTjAoNQKVI0uxrWrLV5w298SS3ESA==
 
+leaflet.fullscreen@^3.0.2:
+  version "3.0.2"
+  resolved "https://registry.npmjs.org/leaflet.fullscreen/-/leaflet.fullscreen-3.0.2.tgz"
+  integrity sha512-m27waFVmwdrLGXjZw2L8b7w/W28EY+u7IGzK2x8K99XaPuzKbjI+/H1j0OMawLcRPZyDRh+39XpyLsvDwHUEoA==
+
 leaflet.markercluster@^1.5.3:
   version "1.5.3"
   resolved "https://registry.npmjs.org/leaflet.markercluster/-/leaflet.markercluster-1.5.3.tgz"
@@ -6890,10 +6895,10 @@ uri-js@^4.2.2, uri-js@^4.4.1:
   dependencies:
     punycode "^2.1.0"
 
-use-sync-external-store@1.2.0:
-  version "1.2.0"
-  resolved "https://registry.npmjs.org/use-sync-external-store/-/use-sync-external-store-1.2.0.tgz"
-  integrity sha512-eEgnFxGQ1Ife9bzYs6VLi8/4X6CObHMw9Qr9tPY43iKwsPw8xE8+EFsf/2cFZ5S3esXgpWgtSCtLNS41F+sKPA==
+use-sync-external-store@1.2.2:
+  version "1.2.2"
+  resolved "https://registry.npmjs.org/use-sync-external-store/-/use-sync-external-store-1.2.2.tgz"
+  integrity sha512-PElTlVMwpblvbNqQ82d2n6RjStvdSoNe9FG28kNfz3WiXilJm4DdNkEzRhCZuIDwY8U08WVihhGR5iRqAwfDiw==
 
 util-deprecate@^1.0.1, util-deprecate@^1.0.2, util-deprecate@~1.0.1:
   version "1.0.2"
@@ -7365,12 +7370,12 @@ zen-observable@0.8.15:
   resolved "https://registry.npmjs.org/zen-observable/-/zen-observable-0.8.15.tgz"
   integrity sha512-PQ2PC7R9rslx84ndNBZB/Dkv8V8fZEpk83RLgXtYd0fwUgEjseMn1Dgajh2x6S8QbZAFa9p2qVCEuYZNgve0dQ==
 
-zustand@^4.5.4:
-  version "4.5.4"
-  resolved "https://registry.npmjs.org/zustand/-/zustand-4.5.4.tgz"
-  integrity sha512-/BPMyLKJPtFEvVL0E9E9BTUM63MNyhPGlvxk1XjrfWTUlV+BR8jufjsovHzrtR6YNcBEcL7cMHovL1n9xHawEg==
+zustand@^4.5.5:
+  version "4.5.5"
+  resolved "https://registry.npmjs.org/zustand/-/zustand-4.5.5.tgz"
+  integrity sha512-+0PALYNJNgK6hldkgDq2vLrw5f6g/jCInz52n9RTpropGgeAf/ioFUCdtsjCqu4gNhW9D01rUQBROoRjdzyn2Q==
   dependencies:
-    use-sync-external-store "1.2.0"
+    use-sync-external-store "1.2.2"
 
 zwitch@^1.0.0:
   version "1.0.5"