diff --git a/src/HelloContainers.Tests/HelloContainers.Tests.csproj b/src/HelloContainers.Tests/HelloContainers.Tests.csproj
index d641b5f..635bfae 100644
--- a/src/HelloContainers.Tests/HelloContainers.Tests.csproj
+++ b/src/HelloContainers.Tests/HelloContainers.Tests.csproj
@@ -10,7 +10,7 @@
         <PackageReference Include="nunit" Version="4.6.1" />
         <PackageReference Include="NUnit3TestAdapter" Version="6.2.0" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.6.0" />
-        <PackageReference Include="Octopus.OpenFeature" Version="2.1.0" />
+        <PackageReference Include="Octopus.OpenFeature" Version="4.0.0" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/src/HelloContainers.Tests/packages.lock.json b/src/HelloContainers.Tests/packages.lock.json
index b6c3ff4..05dd0ca 100644
--- a/src/HelloContainers.Tests/packages.lock.json
+++ b/src/HelloContainers.Tests/packages.lock.json
@@ -31,11 +31,11 @@
       },
       "Octopus.OpenFeature": {
         "type": "Direct",
-        "requested": "[2.1.0, )",
-        "resolved": "2.1.0",
-        "contentHash": "t/rtZ9uUyLUGf78mIs1KGFRyg9Q0eV68kpXCnfZUTdDZXf3ff9dEPzoPLB2K7MmUuV1v3KEQAcdjMrCTn2Ak9g==",
+        "requested": "[4.0.0, )",
+        "resolved": "4.0.0",
+        "contentHash": "3S4xIFs8NR9srifk/IlsDa47Mu4sd5FoQ41uLTi8XHiekD1Z8kyesyg4Fi6BgANpdXwKPVgTJPTYd9rK81mGuA==",
         "dependencies": {
-          "OpenFeature": "2.11.1",
+          "OpenFeature": "2.14.0",
           "murmurhash": "1.0.3"
         }
       },
@@ -139,8 +139,8 @@
       },
       "OpenFeature": {
         "type": "Transitive",
-        "resolved": "2.11.1",
-        "contentHash": "cxm8fgi5I2UPguBK7TQgvSn5X/1KWI9ImpSjIL8EvTNVrK4c2d9a+r+EUEIED0cXJ2kWB01zInJ4ZOBoGIqysw==",
+        "resolved": "2.14.0",
+        "contentHash": "q1za5ZaY1j8geLy4/VlCqOtyCc0kMdFp9TXTMGLD6tTSsZWQCQScyrCYgRDX5eGGcQm5F7Mi+plNW5MeIDQ02A==",
         "dependencies": {
           "Microsoft.Extensions.Logging.Abstractions": "10.0.0"
         }
@@ -157,7 +157,7 @@
         "type": "Project",
         "dependencies": {
           "Microsoft.VisualStudio.Azure.Containers.Tools.Targets": "[1.23.0, )",
-          "Octopus.OpenFeature": "[2.1.0, )",
+          "Octopus.OpenFeature": "[4.0.0, )",
           "OpenFeature.Contrib.Providers.EnvVar": "[0.0.7, )"
         }
       }
diff --git a/src/HelloContainers.Web/HelloContainers.Web.csproj b/src/HelloContainers.Web/HelloContainers.Web.csproj
index d72cf17..863ef6f 100644
--- a/src/HelloContainers.Web/HelloContainers.Web.csproj
+++ b/src/HelloContainers.Web/HelloContainers.Web.csproj
@@ -11,7 +11,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.23.0" />
-    <PackageReference Include="Octopus.OpenFeature" Version="2.1.0" />
+    <PackageReference Include="Octopus.OpenFeature" Version="4.0.0" />
     <PackageReference Include="OpenFeature.Contrib.Providers.EnvVar" Version="0.0.7" />
   </ItemGroup>
 
diff --git a/src/HelloContainers.Web/packages.lock.json b/src/HelloContainers.Web/packages.lock.json
index 4d599d5..3835e7d 100644
--- a/src/HelloContainers.Web/packages.lock.json
+++ b/src/HelloContainers.Web/packages.lock.json
@@ -10,11 +10,11 @@
       },
       "Octopus.OpenFeature": {
         "type": "Direct",
-        "requested": "[2.1.0, )",
-        "resolved": "2.1.0",
-        "contentHash": "t/rtZ9uUyLUGf78mIs1KGFRyg9Q0eV68kpXCnfZUTdDZXf3ff9dEPzoPLB2K7MmUuV1v3KEQAcdjMrCTn2Ak9g==",
+        "requested": "[4.0.0, )",
+        "resolved": "4.0.0",
+        "contentHash": "3S4xIFs8NR9srifk/IlsDa47Mu4sd5FoQ41uLTi8XHiekD1Z8kyesyg4Fi6BgANpdXwKPVgTJPTYd9rK81mGuA==",
         "dependencies": {
-          "OpenFeature": "2.11.1",
+          "OpenFeature": "2.14.0",
           "murmurhash": "1.0.3"
         }
       },
@@ -34,8 +34,8 @@
       },
       "OpenFeature": {
         "type": "Transitive",
-        "resolved": "2.11.1",
-        "contentHash": "cxm8fgi5I2UPguBK7TQgvSn5X/1KWI9ImpSjIL8EvTNVrK4c2d9a+r+EUEIED0cXJ2kWB01zInJ4ZOBoGIqysw=="
+        "resolved": "2.14.0",
+        "contentHash": "q1za5ZaY1j8geLy4/VlCqOtyCc0kMdFp9TXTMGLD6tTSsZWQCQScyrCYgRDX5eGGcQm5F7Mi+plNW5MeIDQ02A=="
       }
     }
   }