diff --git a/src/Microsoft.AspNetCore.Buffering/Microsoft.AspNetCore.Buffering.csproj b/src/Microsoft.AspNetCore.Buffering/Microsoft.AspNetCore.Buffering.csproj
index 2ea53b2d92..953716c6c1 100644
--- a/src/Microsoft.AspNetCore.Buffering/Microsoft.AspNetCore.Buffering.csproj
+++ b/src/Microsoft.AspNetCore.Buffering/Microsoft.AspNetCore.Buffering.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <VersionPrefix Condition="'$(ExperimentalVersionPrefix)' != ''">$(ExperimentalProjectVersionPrefix)</VersionPrefix>
+    <VersionPrefix Condition="'$(ExperimentalVersionPrefix)' != ''">$(ExperimentalVersionPrefix)</VersionPrefix>
     <VersionSuffix Condition="'$(ExperimentalVersionSuffix)' != ''">$(ExperimentalVersionSuffix)</VersionSuffix>
     <VerifyVersion Condition="'$(ExperimentalVersionPrefix)' != ''">false</VerifyVersion>
     <PackageVersion Condition="'$(ExperimentalPackageVersion)' != ''">$(ExperimentalPackageVersion)</PackageVersion>