diff --git a/Directory.Packages.props b/Directory.Packages.props
index 0de5d9f0f..739fc7625 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -22,7 +22,7 @@
     <PackageVersion Include="MinVer" Version="7.0.0" />
     <PackageVersion Include="Pastel" Version="7.0.1" />
     <PackageVersion Include="Polly.Core" Version="8.6.6" />
-    <PackageVersion Include="Polyfill" Version="9.24.0">
+    <PackageVersion Include="Polyfill" Version="10.0.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageVersion>
diff --git a/src/GuildWars2/packages.lock.json b/src/GuildWars2/packages.lock.json
index 9d7e19195..f1b19aab0 100644
--- a/src/GuildWars2/packages.lock.json
+++ b/src/GuildWars2/packages.lock.json
@@ -37,9 +37,9 @@
       },
       "Polyfill": {
         "type": "Direct",
-        "requested": "[9.24.0, )",
-        "resolved": "9.24.0",
-        "contentHash": "fuc6Od4lAp7VbtQG9lWuJFgw+tpdj5uQWUgarYRkzdm/Jbq/YTqPSrX3mrvE8aM25u/j5IX+wFBxxhg/Rvmkkw=="
+        "requested": "[10.0.0, )",
+        "resolved": "10.0.0",
+        "contentHash": "HX4+jlB3OTAn+CiNLzuen/I7jgYLfNxDTsX3A7Ij285WYEbNwXPh1haHgeDinDum+m/pviBb8idK4JNUz1qS0Q=="
       },
       "Roslynator.Analyzers": {
         "type": "Direct",
@@ -178,9 +178,9 @@
       },
       "Polyfill": {
         "type": "Direct",
-        "requested": "[9.24.0, )",
-        "resolved": "9.24.0",
-        "contentHash": "fuc6Od4lAp7VbtQG9lWuJFgw+tpdj5uQWUgarYRkzdm/Jbq/YTqPSrX3mrvE8aM25u/j5IX+wFBxxhg/Rvmkkw=="
+        "requested": "[10.0.0, )",
+        "resolved": "10.0.0",
+        "contentHash": "HX4+jlB3OTAn+CiNLzuen/I7jgYLfNxDTsX3A7Ij285WYEbNwXPh1haHgeDinDum+m/pviBb8idK4JNUz1qS0Q=="
       },
       "Roslynator.Analyzers": {
         "type": "Direct",
@@ -298,9 +298,9 @@
       },
       "Polyfill": {
         "type": "Direct",
-        "requested": "[9.24.0, )",
-        "resolved": "9.24.0",
-        "contentHash": "fuc6Od4lAp7VbtQG9lWuJFgw+tpdj5uQWUgarYRkzdm/Jbq/YTqPSrX3mrvE8aM25u/j5IX+wFBxxhg/Rvmkkw=="
+        "requested": "[10.0.0, )",
+        "resolved": "10.0.0",
+        "contentHash": "HX4+jlB3OTAn+CiNLzuen/I7jgYLfNxDTsX3A7Ij285WYEbNwXPh1haHgeDinDum+m/pviBb8idK4JNUz1qS0Q=="
       },
       "Roslynator.Analyzers": {
         "type": "Direct",
@@ -336,9 +336,9 @@
       },
       "Polyfill": {
         "type": "Direct",
-        "requested": "[9.24.0, )",
-        "resolved": "9.24.0",
-        "contentHash": "fuc6Od4lAp7VbtQG9lWuJFgw+tpdj5uQWUgarYRkzdm/Jbq/YTqPSrX3mrvE8aM25u/j5IX+wFBxxhg/Rvmkkw=="
+        "requested": "[10.0.0, )",
+        "resolved": "10.0.0",
+        "contentHash": "HX4+jlB3OTAn+CiNLzuen/I7jgYLfNxDTsX3A7Ij285WYEbNwXPh1haHgeDinDum+m/pviBb8idK4JNUz1qS0Q=="
       },
       "Roslynator.Analyzers": {
         "type": "Direct",
@@ -374,9 +374,9 @@
       },
       "Polyfill": {
         "type": "Direct",
-        "requested": "[9.24.0, )",
-        "resolved": "9.24.0",
-        "contentHash": "fuc6Od4lAp7VbtQG9lWuJFgw+tpdj5uQWUgarYRkzdm/Jbq/YTqPSrX3mrvE8aM25u/j5IX+wFBxxhg/Rvmkkw=="
+        "requested": "[10.0.0, )",
+        "resolved": "10.0.0",
+        "contentHash": "HX4+jlB3OTAn+CiNLzuen/I7jgYLfNxDTsX3A7Ij285WYEbNwXPh1haHgeDinDum+m/pviBb8idK4JNUz1qS0Q=="
       },
       "Roslynator.Analyzers": {
         "type": "Direct",
@@ -386,4 +386,4 @@
       }
     }
   }
-}
+}
\ No newline at end of file
diff --git a/tests/GuildWars2.ArchitectureTests/packages.lock.json b/tests/GuildWars2.ArchitectureTests/packages.lock.json
index daf897f6b..b2c85dd71 100644
--- a/tests/GuildWars2.ArchitectureTests/packages.lock.json
+++ b/tests/GuildWars2.ArchitectureTests/packages.lock.json
@@ -21,9 +21,9 @@
       },
       "Polyfill": {
         "type": "Direct",
-        "requested": "[9.24.0, )",
-        "resolved": "9.24.0",
-        "contentHash": "fuc6Od4lAp7VbtQG9lWuJFgw+tpdj5uQWUgarYRkzdm/Jbq/YTqPSrX3mrvE8aM25u/j5IX+wFBxxhg/Rvmkkw=="
+        "requested": "[10.0.0, )",
+        "resolved": "10.0.0",
+        "contentHash": "HX4+jlB3OTAn+CiNLzuen/I7jgYLfNxDTsX3A7Ij285WYEbNwXPh1haHgeDinDum+m/pviBb8idK4JNUz1qS0Q=="
       },
       "TUnit": {
         "type": "Direct",
diff --git a/tests/GuildWars2.Tests/packages.lock.json b/tests/GuildWars2.Tests/packages.lock.json
index 9149baf94..7991228b8 100644
--- a/tests/GuildWars2.Tests/packages.lock.json
+++ b/tests/GuildWars2.Tests/packages.lock.json
@@ -102,9 +102,9 @@
       },
       "Polyfill": {
         "type": "Direct",
-        "requested": "[9.24.0, )",
-        "resolved": "9.24.0",
-        "contentHash": "fuc6Od4lAp7VbtQG9lWuJFgw+tpdj5uQWUgarYRkzdm/Jbq/YTqPSrX3mrvE8aM25u/j5IX+wFBxxhg/Rvmkkw=="
+        "requested": "[10.0.0, )",
+        "resolved": "10.0.0",
+        "contentHash": "HX4+jlB3OTAn+CiNLzuen/I7jgYLfNxDTsX3A7Ij285WYEbNwXPh1haHgeDinDum+m/pviBb8idK4JNUz1qS0Q=="
       },
       "System.Interactive": {
         "type": "Direct",