diff --git a/eng/Version.Details.xml b/eng/Version.Details.xml
index a90ff31df..77d787175 100644
--- a/eng/Version.Details.xml
+++ b/eng/Version.Details.xml
@@ -96,9 +96,9 @@
     </Dependency>
     <!-- This is so that WCF packages are included in the final drop for official releases. -->
     <!-- Replace with better solution, see https://github.com/dotnet/arcade/issues/4162 -->
-    <Dependency Name="System.ServiceModel.Primitives" Version="4.7.0-rtm.20072.1">
+    <Dependency Name="System.ServiceModel.Primitives" Version="4.7.0-rtm.20180.1">
       <Uri>https://github.com/dotnet/wcf</Uri>
-      <Sha>406acaa61fb99736eed7384af5170eb6eac321c5</Sha>
+      <Sha>2df026b433c01867acda77e3a902f84796548670</Sha>
     </Dependency>
   </ProductDependencies>
   <ToolsetDependencies>