diff --git a/include/cpuinfo_x86.h b/include/cpuinfo_x86.h
index c0fcc6b..56a0069 100644
--- a/include/cpuinfo_x86.h
+++ b/include/cpuinfo_x86.h
@@ -76,6 +76,8 @@ typedef struct {
   int movbe : 1;
   int rdrnd : 1;
 
+  int dca : 1;
+  int ss : 1;
   // Make sure to update X86FeaturesEnum below if you add a field here.
 } X86Features;
 
@@ -179,6 +181,8 @@ typedef enum {
   X86_POPCNT,
   X86_MOVBE,
   X86_RDRND,
+  X86_DCA,
+  X86_SS,
   X86_LAST_,
 } X86FeaturesEnum;
 
diff --git a/src/cpuinfo_x86.c b/src/cpuinfo_x86.c
index 1de7b01..564f295 100644
--- a/src/cpuinfo_x86.c
+++ b/src/cpuinfo_x86.c
@@ -151,9 +151,11 @@ static void ParseCpuId(const uint32_t max_cpuid_leaf, X86Info* info) {
   features->cx8 = IsBitSet(leaf_1.edx, 8);
   features->clfsh = IsBitSet(leaf_1.edx, 19);
   features->mmx = IsBitSet(leaf_1.edx, 23);
+  features->ss = IsBitSet(leaf_1.edx, 27);
   features->pclmulqdq = IsBitSet(leaf_1.ecx, 1);
   features->smx = IsBitSet(leaf_1.ecx, 6);
   features->cx16 = IsBitSet(leaf_1.ecx, 13);
+  features->dca = IsBitSet(leaf_1.ecx, 18);
   features->movbe = IsBitSet(leaf_1.ecx, 22);
   features->popcnt = IsBitSet(leaf_1.ecx, 23);
   features->aes = IsBitSet(leaf_1.ecx, 25);
@@ -430,6 +432,10 @@ int GetX86FeaturesEnumValue(const X86Features* features,
       return features->movbe;
     case X86_RDRND:
       return features->rdrnd;
+    case X86_DCA:
+      return features->dca;
+    case X86_SS:
+      return features->ss;
     case X86_LAST_:
       break;
   }
@@ -536,6 +542,10 @@ const char* GetX86FeaturesEnumName(X86FeaturesEnum value) {
       return "movbe";
     case X86_RDRND:
       return "rdrnd";
+    case X86_DCA:
+      return "dca";
+    case X86_SS:
+      return "ss";
     case X86_LAST_:
       break;
   }