diff --git a/src/cpu_map/x86_features.xml b/src/cpu_map/x86_features.xml
index d44a527a43..fc11af0717 100644
--- a/src/cpu_map/x86_features.xml
+++ b/src/cpu_map/x86_features.xml
@@ -449,6 +449,9 @@
   <feature name='sgx2'>
     <cpuid eax_in='0x12' ecx_in='0x00' eax='0x00000002'/>
   </feature>
+  <feature name='sgx-edeccssa'>
+    <cpuid eax_in='0x12' ecx_in='0x00' eax='0x00000800'/>
+  </feature>
 
   <feature name='sgx-exinfo'>
     <cpuid eax_in='0x12' ecx_in='0x00' ebx='0x00000001'/>