diff --git a/eng/Packages.props b/eng/Packages.props
index 495cb46f116..6511b043564 100644
--- a/eng/Packages.props
+++ b/eng/Packages.props
@@ -19,7 +19,7 @@
     <PackageReference Update="System.Collections.Immutable" Version="6.0.0" />
     <PackageReference Update="System.Configuration.ConfigurationManager" Version="6.0.0" />
     <PackageReference Update="System.Net.Http" Version="4.3.4" />
-    <PackageReference Update="System.Memory" Version="4.5.4" />
+    <PackageReference Update="System.Memory" Version="4.5.5" />
     <PackageReference Update="System.Reflection.Metadata" Version="6.0.0" />
     <PackageReference Update="System.Resources.Extensions" Version="$(SystemResourcesExtensionsPackageVersion)" />
     <PackageReference Update="System.Runtime.CompilerServices.Unsafe" Version="$(SystemRuntimeCompilerServicesUnsafeVersion)" />
diff --git a/src/MSBuild/app.amd64.config b/src/MSBuild/app.amd64.config
index d2164c5be46..941490997b3 100644
--- a/src/MSBuild/app.amd64.config
+++ b/src/MSBuild/app.amd64.config
@@ -83,8 +83,8 @@
         </dependentAssembly>
         <dependentAssembly>
           <assemblyIdentity name="System.Memory" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-          <bindingRedirect oldVersion="0.0.0.0-4.0.1.1" newVersion="4.0.1.1" />
-          <codeBase version="4.0.1.1" href="..\System.Memory.dll"/>
+          <bindingRedirect oldVersion="0.0.0.0-4.0.1.2" newVersion="4.0.1.2" />
+          <codeBase version="4.0.1.2" href="..\System.Memory.dll"/>
         </dependentAssembly>
         <dependentAssembly>
           <assemblyIdentity name="System.Numerics.Vectors" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
diff --git a/src/MSBuild/app.config b/src/MSBuild/app.config
index 3f5038e8ede..ad07688b88f 100644
--- a/src/MSBuild/app.config
+++ b/src/MSBuild/app.config
@@ -62,7 +62,7 @@
         </dependentAssembly>
         <dependentAssembly>
           <assemblyIdentity name="System.Memory" publicKeyToken="cc7b13ffcd2ddd51" culture="neutral" />
-          <bindingRedirect oldVersion="0.0.0.0-4.0.1.1" newVersion="4.0.1.1" />
+          <bindingRedirect oldVersion="0.0.0.0-4.0.1.2" newVersion="4.0.1.2" />
         </dependentAssembly>
         <dependentAssembly>
           <assemblyIdentity name="System.Numerics.Vectors" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />