diff --git a/build/dependencies.props b/build/dependencies.props
index 44b3959ab5..b18353cb52 100644
--- a/build/dependencies.props
+++ b/build/dependencies.props
@@ -14,6 +14,7 @@
     <SystemDiagnosticsDiagnosticSourcePackageVersion>4.6.0-preview1-26907-04</SystemDiagnosticsDiagnosticSourcePackageVersion>
     <SystemDiagnosticsEventLogPackageVersion>4.6.0-preview1-26907-04</SystemDiagnosticsEventLogPackageVersion>
     <SystemIOPipelinesPackageVersion>4.6.0-preview1-26907-04</SystemIOPipelinesPackageVersion>
+    <SystemMemoryPackageVersion>4.6.0-preview1-26717-04</SystemMemoryPackageVersion>
     <SystemNetHttpWinHttpHandlerPackageVersion>4.6.0-preview1-26907-04</SystemNetHttpWinHttpHandlerPackageVersion>
     <SystemNetWebSocketsWebSocketProtocolPackageVersion>4.6.0-preview1-26907-04</SystemNetWebSocketsWebSocketProtocolPackageVersion>
     <SystemNumericsVectorsPackageVersion>4.6.0-preview1-26907-04</SystemNumericsVectorsPackageVersion>
@@ -149,11 +150,9 @@
     <StyleCopAnalyzersPackageVersion>1.0.0</StyleCopAnalyzersPackageVersion>
     <SystemIdentityModelTokensJwtPackageVersion>5.2.0</SystemIdentityModelTokensJwtPackageVersion>
     <SystemInteractiveAsyncPackageVersion>3.2.0</SystemInteractiveAsyncPackageVersion>
-    <SystemMemoryPackageVersion>4.5.0</SystemMemoryPackageVersion>
     <SystemNetHttpPackageVersion>4.3.2</SystemNetHttpPackageVersion>
     <SystemReactiveLinqPackageVersion>3.1.1</SystemReactiveLinqPackageVersion>
     <SystemReflectionEmitPackageVersion>4.3.0</SystemReflectionEmitPackageVersion>
-    <SystemReflectionMetadataPackageVersion>1.6.0</SystemReflectionMetadataPackageVersion>
     <SystemRuntimeInteropServicesRuntimeInformationPackageVersion>4.3.0</SystemRuntimeInteropServicesRuntimeInformationPackageVersion>
     <Utf8JsonPackageVersion>1.3.7</Utf8JsonPackageVersion>
     <VisualStudio_NewtonsoftJsonPackageVersion>9.0.1</VisualStudio_NewtonsoftJsonPackageVersion>