diff --git a/include/spirv/unified1/spirv.bf b/include/spirv/unified1/spirv.bf
index 4231b3340..233e1fd71 100644
--- a/include/spirv/unified1/spirv.bf
+++ b/include/spirv/unified1/spirv.bf
@@ -1153,6 +1153,7 @@ namespace Spv
             ShaderInvocationReorderNV = 5383,
             BindlessTextureNV = 5390,
             RayQueryPositionFetchKHR = 5391,
+            AtomicFloat16VectorNV = 5404,
             RayTracingDisplacementMicromapNV = 5409,
             SubgroupShuffleINTEL = 5568,
             SubgroupBufferBlockIOINTEL = 5569,
diff --git a/include/spirv/unified1/spirv.core.grammar.json b/include/spirv/unified1/spirv.core.grammar.json
index a57d35154..fed706300 100644
--- a/include/spirv/unified1/spirv.core.grammar.json
+++ b/include/spirv/unified1/spirv.core.grammar.json
@@ -6576,7 +6576,7 @@
         { "kind" : "IdMemorySemantics", "name" : "'Semantics'" },
         { "kind" : "IdRef",             "name" : "'Value'" }
       ],
-      "capabilities" : [ "AtomicFloat16MinMaxEXT", "AtomicFloat32MinMaxEXT", "AtomicFloat64MinMaxEXT" ],
+      "capabilities" : [ "AtomicFloat16MinMaxEXT", "AtomicFloat32MinMaxEXT", "AtomicFloat64MinMaxEXT", "AtomicFloat16VectorNV" ],
       "version" : "None"
     },
     {
@@ -6591,7 +6591,7 @@
         { "kind" : "IdMemorySemantics", "name" : "'Semantics'" },
         { "kind" : "IdRef",             "name" : "'Value'" }
       ],
-      "capabilities" : [ "AtomicFloat16MinMaxEXT", "AtomicFloat32MinMaxEXT", "AtomicFloat64MinMaxEXT" ],
+      "capabilities" : [ "AtomicFloat16MinMaxEXT", "AtomicFloat32MinMaxEXT", "AtomicFloat64MinMaxEXT", "AtomicFloat16VectorNV" ],
       "version" : "None"
     },
     {
@@ -9563,7 +9563,7 @@
         { "kind" : "IdMemorySemantics", "name" : "'Semantics'" },
         { "kind" : "IdRef",             "name" : "'Value'" }
       ],
-      "capabilities" : [ "AtomicFloat16AddEXT", "AtomicFloat32AddEXT", "AtomicFloat64AddEXT" ],
+      "capabilities" : [ "AtomicFloat16AddEXT", "AtomicFloat32AddEXT", "AtomicFloat64AddEXT", "AtomicFloat16VectorNV" ],
       "extensions" : [ "SPV_EXT_shader_atomic_float_add" ],
       "version" : "None"
     },
@@ -15967,6 +15967,12 @@
           "extensions" : [ "SPV_KHR_ray_tracing_position_fetch" ],
           "version" : "None"
         },
+        {
+          "enumerant" : "AtomicFloat16VectorNV",
+          "value" : 5404,
+          "extensions" : [ "SPV_NV_shader_atomic_fp16_vector" ],
+          "version" : "None"
+        },
         {
           "enumerant" : "RayTracingDisplacementMicromapNV",
           "value" : 5409,
diff --git a/include/spirv/unified1/spirv.cs b/include/spirv/unified1/spirv.cs
index 41bbbf121..fba0d2850 100644
--- a/include/spirv/unified1/spirv.cs
+++ b/include/spirv/unified1/spirv.cs
@@ -1152,6 +1152,7 @@ public enum Capability
             ShaderInvocationReorderNV = 5383,
             BindlessTextureNV = 5390,
             RayQueryPositionFetchKHR = 5391,
+            AtomicFloat16VectorNV = 5404,
             RayTracingDisplacementMicromapNV = 5409,
             SubgroupShuffleINTEL = 5568,
             SubgroupBufferBlockIOINTEL = 5569,
diff --git a/include/spirv/unified1/spirv.h b/include/spirv/unified1/spirv.h
index a68b7a176..d36334c1c 100644
--- a/include/spirv/unified1/spirv.h
+++ b/include/spirv/unified1/spirv.h
@@ -1152,6 +1152,7 @@ typedef enum SpvCapability_ {
     SpvCapabilityShaderInvocationReorderNV = 5383,
     SpvCapabilityBindlessTextureNV = 5390,
     SpvCapabilityRayQueryPositionFetchKHR = 5391,
+    SpvCapabilityAtomicFloat16VectorNV = 5404,
     SpvCapabilityRayTracingDisplacementMicromapNV = 5409,
     SpvCapabilitySubgroupShuffleINTEL = 5568,
     SpvCapabilitySubgroupBufferBlockIOINTEL = 5569,
diff --git a/include/spirv/unified1/spirv.hpp b/include/spirv/unified1/spirv.hpp
index b9c874337..c412a7eac 100644
--- a/include/spirv/unified1/spirv.hpp
+++ b/include/spirv/unified1/spirv.hpp
@@ -1148,6 +1148,7 @@ enum Capability {
     CapabilityShaderInvocationReorderNV = 5383,
     CapabilityBindlessTextureNV = 5390,
     CapabilityRayQueryPositionFetchKHR = 5391,
+    CapabilityAtomicFloat16VectorNV = 5404,
     CapabilityRayTracingDisplacementMicromapNV = 5409,
     CapabilitySubgroupShuffleINTEL = 5568,
     CapabilitySubgroupBufferBlockIOINTEL = 5569,
diff --git a/include/spirv/unified1/spirv.hpp11 b/include/spirv/unified1/spirv.hpp11
index e32ff7a4f..8e8a83bab 100644
--- a/include/spirv/unified1/spirv.hpp11
+++ b/include/spirv/unified1/spirv.hpp11
@@ -1148,6 +1148,7 @@ enum class Capability : unsigned {
     ShaderInvocationReorderNV = 5383,
     BindlessTextureNV = 5390,
     RayQueryPositionFetchKHR = 5391,
+    AtomicFloat16VectorNV = 5404,
     RayTracingDisplacementMicromapNV = 5409,
     SubgroupShuffleINTEL = 5568,
     SubgroupBufferBlockIOINTEL = 5569,
diff --git a/include/spirv/unified1/spirv.json b/include/spirv/unified1/spirv.json
index ee03b6ccd..4ad2583f6 100644
--- a/include/spirv/unified1/spirv.json
+++ b/include/spirv/unified1/spirv.json
@@ -1125,6 +1125,7 @@
                     "ShaderInvocationReorderNV": 5383,
                     "BindlessTextureNV": 5390,
                     "RayQueryPositionFetchKHR": 5391,
+                    "AtomicFloat16VectorNV": 5404,
                     "RayTracingDisplacementMicromapNV": 5409,
                     "SubgroupShuffleINTEL": 5568,
                     "SubgroupBufferBlockIOINTEL": 5569,
diff --git a/include/spirv/unified1/spirv.lua b/include/spirv/unified1/spirv.lua
index 391939d80..95c63f808 100644
--- a/include/spirv/unified1/spirv.lua
+++ b/include/spirv/unified1/spirv.lua
@@ -1110,6 +1110,7 @@ spv = {
         ShaderInvocationReorderNV = 5383,
         BindlessTextureNV = 5390,
         RayQueryPositionFetchKHR = 5391,
+        AtomicFloat16VectorNV = 5404,
         RayTracingDisplacementMicromapNV = 5409,
         SubgroupShuffleINTEL = 5568,
         SubgroupBufferBlockIOINTEL = 5569,
diff --git a/include/spirv/unified1/spirv.py b/include/spirv/unified1/spirv.py
index 3ab1f07c6..497265ca4 100644
--- a/include/spirv/unified1/spirv.py
+++ b/include/spirv/unified1/spirv.py
@@ -1110,6 +1110,7 @@
         'ShaderInvocationReorderNV' : 5383,
         'BindlessTextureNV' : 5390,
         'RayQueryPositionFetchKHR' : 5391,
+        'AtomicFloat16VectorNV' : 5404,
         'RayTracingDisplacementMicromapNV' : 5409,
         'SubgroupShuffleINTEL' : 5568,
         'SubgroupBufferBlockIOINTEL' : 5569,
diff --git a/include/spirv/unified1/spv.d b/include/spirv/unified1/spv.d
index 7df78ccf6..69f726dfc 100644
--- a/include/spirv/unified1/spv.d
+++ b/include/spirv/unified1/spv.d
@@ -1155,6 +1155,7 @@ enum Capability : uint
     ShaderInvocationReorderNV = 5383,
     BindlessTextureNV = 5390,
     RayQueryPositionFetchKHR = 5391,
+    AtomicFloat16VectorNV = 5404,
     RayTracingDisplacementMicromapNV = 5409,
     SubgroupShuffleINTEL = 5568,
     SubgroupBufferBlockIOINTEL = 5569,