diff --git a/src/benchmarks/real-world/Roslyn/CompilerBenchmarks.csproj b/src/benchmarks/real-world/Roslyn/CompilerBenchmarks.csproj
index 5453dbcf1e..4ca95ef9b5 100644
--- a/src/benchmarks/real-world/Roslyn/CompilerBenchmarks.csproj
+++ b/src/benchmarks/real-world/Roslyn/CompilerBenchmarks.csproj
@@ -15,7 +15,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.3.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.5.0" />
   </ItemGroup>
 
   <ItemGroup>