diff --git a/server/composer.lock b/server/composer.lock
index d222917..8ac92e5 100644
--- a/server/composer.lock
+++ b/server/composer.lock
@@ -2353,16 +2353,16 @@
         },
         {
             "name": "symfony/polyfill-mbstring",
-            "version": "v1.22.1",
+            "version": "v1.23.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-mbstring.git",
-                "reference": "5232de97ee3b75b0360528dae24e73db49566ab1"
+                "reference": "2df51500adbaebdc4c38dea4c89a2e131c45c8a1"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/5232de97ee3b75b0360528dae24e73db49566ab1",
-                "reference": "5232de97ee3b75b0360528dae24e73db49566ab1",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/2df51500adbaebdc4c38dea4c89a2e131c45c8a1",
+                "reference": "2df51500adbaebdc4c38dea4c89a2e131c45c8a1",
                 "shasum": ""
             },
             "require": {
@@ -2374,7 +2374,7 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-main": "1.22-dev"
+                    "dev-main": "1.23-dev"
                 },
                 "thanks": {
                     "name": "symfony/polyfill",
@@ -2413,7 +2413,7 @@
                 "shim"
             ],
             "support": {
-                "source": "https://github.com/symfony/polyfill-mbstring/tree/v1.22.1"
+                "source": "https://github.com/symfony/polyfill-mbstring/tree/v1.23.0"
             },
             "funding": [
                 {
@@ -2429,7 +2429,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-01-22T09:19:47+00:00"
+            "time": "2021-05-27T09:27:20+00:00"
         },
         {
             "name": "symfony/polyfill-php73",