diff --git a/source/Cosmos.Build.Tasks/build/Cosmos.Build.targets b/source/Cosmos.Build.Tasks/build/Cosmos.Build.targets
index 1e2c4e297..c333706c7 100644
--- a/source/Cosmos.Build.Tasks/build/Cosmos.Build.targets
+++ b/source/Cosmos.Build.Tasks/build/Cosmos.Build.targets
@@ -144,7 +144,7 @@
         <ItemGroup>
             <_Il2cpuAssemblies Include="@(ResolvedAssembliesToPublish)"
                                Condition="'%(ResolvedAssembliesToPublish.AssetType)' != 'native'
-                                      AND '%(ResolvedAssembliesToPublish.Extension)' != '.pdb'" />
+                                      AND '%(ResolvedAssembliesToPublish.Extension)' == '.dll'" />
         </ItemGroup>
 
         <IL2CPU KernelPkg="$(KernelPkg)"