diff --git a/include/spirv/unified1/spirv.bf b/include/spirv/unified1/spirv.bf
index 1d29fe570..7a337d30a 100644
--- a/include/spirv/unified1/spirv.bf
+++ b/include/spirv/unified1/spirv.bf
@@ -1262,7 +1262,6 @@ namespace Spv
             BFloat16ConversionINTEL = 6115,
             SplitBarrierINTEL = 6141,
             ArithmeticFenceEXT = 6144,
-            ArithmeticFenceINTEL = 6144,
             FPGAClusterAttributesV2INTEL = 6150,
             FPGAKernelAttributesv2INTEL = 6161,
             FPMaxErrorINTEL = 6169,
@@ -2228,7 +2227,6 @@ namespace Spv
             OpControlBarrierArriveINTEL = 6142,
             OpControlBarrierWaitINTEL = 6143,
             OpArithmeticFenceEXT = 6145,
-            OpArithmeticFenceINTEL = 6145,
             OpSubgroupBlockPrefetchINTEL = 6221,
             OpGroupIMulKHR = 6401,
             OpGroupFMulKHR = 6402,
diff --git a/include/spirv/unified1/spirv.core.grammar.json b/include/spirv/unified1/spirv.core.grammar.json
index e3bdb8b4a..f6164751a 100644
--- a/include/spirv/unified1/spirv.core.grammar.json
+++ b/include/spirv/unified1/spirv.core.grammar.json
@@ -9932,18 +9932,6 @@
       "capabilities" : [ "ArithmeticFenceEXT" ],
       "version" : "None"
     },
-    {
-      "opname" : "OpArithmeticFenceINTEL",
-      "class"  : "Miscellaneous",
-      "opcode" : 6145,
-      "operands" : [
-        { "kind" : "IdResultType" },
-        { "kind" : "IdResult" },
-        { "kind" : "IdRef",          "name" : "'Target '" }
-      ],
-      "capabilities" : [ "ArithmeticFenceINTEL" ],
-      "version" : "None"
-    },
     {
       "opname" : "OpSubgroupBlockPrefetchINTEL",
       "class"  : "Group",
@@ -16771,12 +16759,6 @@
           "extensions" : [ "SPV_EXT_arithmetic_fence" ],
           "version" : "None"
         },
-        {
-          "enumerant" : "ArithmeticFenceINTEL",
-          "value" : 6144,
-          "extensions" : [ "SPV_INTEL_arithmetic_fence" ],
-          "version" : "None"
-        },
         {
           "enumerant" : "FPGAClusterAttributesV2INTEL",
           "value" : 6150,
diff --git a/include/spirv/unified1/spirv.cs b/include/spirv/unified1/spirv.cs
index 36a286377..1ec4356fe 100644
--- a/include/spirv/unified1/spirv.cs
+++ b/include/spirv/unified1/spirv.cs
@@ -1261,7 +1261,6 @@ public enum Capability
             BFloat16ConversionINTEL = 6115,
             SplitBarrierINTEL = 6141,
             ArithmeticFenceEXT = 6144,
-            ArithmeticFenceINTEL = 6144,
             FPGAClusterAttributesV2INTEL = 6150,
             FPGAKernelAttributesv2INTEL = 6161,
             FPMaxErrorINTEL = 6169,
@@ -2227,7 +2226,6 @@ public enum Op
             OpControlBarrierArriveINTEL = 6142,
             OpControlBarrierWaitINTEL = 6143,
             OpArithmeticFenceEXT = 6145,
-            OpArithmeticFenceINTEL = 6145,
             OpSubgroupBlockPrefetchINTEL = 6221,
             OpGroupIMulKHR = 6401,
             OpGroupFMulKHR = 6402,
diff --git a/include/spirv/unified1/spirv.h b/include/spirv/unified1/spirv.h
index 9a7d987ce..231a7a4a8 100644
--- a/include/spirv/unified1/spirv.h
+++ b/include/spirv/unified1/spirv.h
@@ -1232,7 +1232,6 @@ typedef enum SpvCapability_ {
     SpvCapabilityBFloat16ConversionINTEL = 6115,
     SpvCapabilitySplitBarrierINTEL = 6141,
     SpvCapabilityArithmeticFenceEXT = 6144,
-    SpvCapabilityArithmeticFenceINTEL = 6144,
     SpvCapabilityFPGAClusterAttributesV2INTEL = 6150,
     SpvCapabilityFPGAKernelAttributesv2INTEL = 6161,
     SpvCapabilityFPMaxErrorINTEL = 6169,
@@ -2173,7 +2172,6 @@ typedef enum SpvOp_ {
     SpvOpControlBarrierArriveINTEL = 6142,
     SpvOpControlBarrierWaitINTEL = 6143,
     SpvOpArithmeticFenceEXT = 6145,
-    SpvOpArithmeticFenceINTEL = 6145,
     SpvOpSubgroupBlockPrefetchINTEL = 6221,
     SpvOpGroupIMulKHR = 6401,
     SpvOpGroupFMulKHR = 6402,
diff --git a/include/spirv/unified1/spirv.hpp b/include/spirv/unified1/spirv.hpp
index fe17e7e7c..197160001 100644
--- a/include/spirv/unified1/spirv.hpp
+++ b/include/spirv/unified1/spirv.hpp
@@ -1228,7 +1228,6 @@ enum Capability {
     CapabilityBFloat16ConversionINTEL = 6115,
     CapabilitySplitBarrierINTEL = 6141,
     CapabilityArithmeticFenceEXT = 6144,
-    CapabilityArithmeticFenceINTEL = 6144,
     CapabilityFPGAClusterAttributesV2INTEL = 6150,
     CapabilityFPGAKernelAttributesv2INTEL = 6161,
     CapabilityFPMaxErrorINTEL = 6169,
@@ -2169,7 +2168,6 @@ enum Op {
     OpControlBarrierArriveINTEL = 6142,
     OpControlBarrierWaitINTEL = 6143,
     OpArithmeticFenceEXT = 6145,
-    OpArithmeticFenceINTEL = 6145,
     OpSubgroupBlockPrefetchINTEL = 6221,
     OpGroupIMulKHR = 6401,
     OpGroupFMulKHR = 6402,
diff --git a/include/spirv/unified1/spirv.hpp11 b/include/spirv/unified1/spirv.hpp11
index 89d63b273..5a545081d 100644
--- a/include/spirv/unified1/spirv.hpp11
+++ b/include/spirv/unified1/spirv.hpp11
@@ -1228,7 +1228,6 @@ enum class Capability : unsigned {
     BFloat16ConversionINTEL = 6115,
     SplitBarrierINTEL = 6141,
     ArithmeticFenceEXT = 6144,
-    ArithmeticFenceINTEL = 6144,
     FPGAClusterAttributesV2INTEL = 6150,
     FPGAKernelAttributesv2INTEL = 6161,
     FPMaxErrorINTEL = 6169,
@@ -2169,7 +2168,6 @@ enum class Op : unsigned {
     OpControlBarrierArriveINTEL = 6142,
     OpControlBarrierWaitINTEL = 6143,
     OpArithmeticFenceEXT = 6145,
-    OpArithmeticFenceINTEL = 6145,
     OpSubgroupBlockPrefetchINTEL = 6221,
     OpGroupIMulKHR = 6401,
     OpGroupFMulKHR = 6402,
diff --git a/include/spirv/unified1/spirv.json b/include/spirv/unified1/spirv.json
index 81d485b4a..842c38c5d 100644
--- a/include/spirv/unified1/spirv.json
+++ b/include/spirv/unified1/spirv.json
@@ -1205,7 +1205,6 @@
                     "BFloat16ConversionINTEL": 6115,
                     "SplitBarrierINTEL": 6141,
                     "ArithmeticFenceEXT": 6144,
-                    "ArithmeticFenceINTEL": 6144,
                     "FPGAClusterAttributesV2INTEL": 6150,
                     "FPGAKernelAttributesv2INTEL": 6161,
                     "FPMaxErrorINTEL": 6169,
@@ -2171,7 +2170,6 @@
                     "OpControlBarrierArriveINTEL": 6142,
                     "OpControlBarrierWaitINTEL": 6143,
                     "OpArithmeticFenceEXT": 6145,
-                    "OpArithmeticFenceINTEL": 6145,
                     "OpSubgroupBlockPrefetchINTEL": 6221,
                     "OpGroupIMulKHR": 6401,
                     "OpGroupFMulKHR": 6402,
diff --git a/include/spirv/unified1/spirv.lua b/include/spirv/unified1/spirv.lua
index bc9a29574..8b79343ef 100644
--- a/include/spirv/unified1/spirv.lua
+++ b/include/spirv/unified1/spirv.lua
@@ -1219,7 +1219,6 @@ spv = {
         BFloat16ConversionINTEL = 6115,
         SplitBarrierINTEL = 6141,
         ArithmeticFenceEXT = 6144,
-        ArithmeticFenceINTEL = 6144,
         FPGAClusterAttributesV2INTEL = 6150,
         FPGAKernelAttributesv2INTEL = 6161,
         FPMaxErrorINTEL = 6169,
@@ -2160,7 +2159,6 @@ spv = {
         OpControlBarrierArriveINTEL = 6142,
         OpControlBarrierWaitINTEL = 6143,
         OpArithmeticFenceEXT = 6145,
-        OpArithmeticFenceINTEL = 6145,
         OpSubgroupBlockPrefetchINTEL = 6221,
         OpGroupIMulKHR = 6401,
         OpGroupFMulKHR = 6402,
diff --git a/include/spirv/unified1/spirv.py b/include/spirv/unified1/spirv.py
index e178cc613..8bdcd8458 100644
--- a/include/spirv/unified1/spirv.py
+++ b/include/spirv/unified1/spirv.py
@@ -1190,7 +1190,6 @@
         'BFloat16ConversionINTEL' : 6115,
         'SplitBarrierINTEL' : 6141,
         'ArithmeticFenceEXT' : 6144,
-        'ArithmeticFenceINTEL' : 6144,
         'FPGAClusterAttributesV2INTEL' : 6150,
         'FPGAKernelAttributesv2INTEL' : 6161,
         'FPMaxErrorINTEL' : 6169,
@@ -2110,7 +2109,6 @@
         'OpControlBarrierArriveINTEL' : 6142,
         'OpControlBarrierWaitINTEL' : 6143,
         'OpArithmeticFenceEXT' : 6145,
-        'OpArithmeticFenceINTEL' : 6145,
         'OpSubgroupBlockPrefetchINTEL' : 6221,
         'OpGroupIMulKHR' : 6401,
         'OpGroupFMulKHR' : 6402,
diff --git a/include/spirv/unified1/spv.d b/include/spirv/unified1/spv.d
index 5eda89605..e94e8cd0e 100644
--- a/include/spirv/unified1/spv.d
+++ b/include/spirv/unified1/spv.d
@@ -1264,7 +1264,6 @@ enum Capability : uint
     BFloat16ConversionINTEL = 6115,
     SplitBarrierINTEL = 6141,
     ArithmeticFenceEXT = 6144,
-    ArithmeticFenceINTEL = 6144,
     FPGAClusterAttributesV2INTEL = 6150,
     FPGAKernelAttributesv2INTEL = 6161,
     FPMaxErrorINTEL = 6169,
@@ -2230,7 +2229,6 @@ enum Op : uint
     OpControlBarrierArriveINTEL = 6142,
     OpControlBarrierWaitINTEL = 6143,
     OpArithmeticFenceEXT = 6145,
-    OpArithmeticFenceINTEL = 6145,
     OpSubgroupBlockPrefetchINTEL = 6221,
     OpGroupIMulKHR = 6401,
     OpGroupFMulKHR = 6402,