diff --git a/lib/Target/X86/X86.td b/lib/Target/X86/X86.td
index 1a13ac2206a..840b3b40d4e 100644
--- a/lib/Target/X86/X86.td
+++ b/lib/Target/X86/X86.td
@@ -626,7 +626,8 @@ class KnightsMillProc<string Name> : ProcModel<Name, HaswellModel,
                                                KNLFeatures.Value, [
   ProcIntelKNL,
   FeatureSlowTwoMemOps,
-  FeatureFastPartialYMMorZMMWrite
+  FeatureFastPartialYMMorZMMWrite,
+  FeatureVPOPCNTDQ
 ]>;
 def : KnightsMillProc<"knm">; // TODO Add AVX5124FMAPS/AVX5124VNNIW features