diff --git a/include/spirv/unified1/spirv.core.grammar.json b/include/spirv/unified1/spirv.core.grammar.json
index 3d471d5..ad98d1d 100644
--- a/include/spirv/unified1/spirv.core.grammar.json
+++ b/include/spirv/unified1/spirv.core.grammar.json
@@ -8007,6 +8007,10 @@
         {
           "enumerant" : "HLSL",
           "value" : 5
+        },
+        {
+          "enumerant" : "CPP_for_OpenCL",
+          "value" : 6
         }
       ]
     },
diff --git a/include/spirv/unified1/spirv.cs b/include/spirv/unified1/spirv.cs
index a90996c..ba63f1b 100644
--- a/include/spirv/unified1/spirv.cs
+++ b/include/spirv/unified1/spirv.cs
@@ -61,6 +61,7 @@
             OpenCL_C = 3,
             OpenCL_CPP = 4,
             HLSL = 5,
+            CPP_for_OpenCL = 6,
         }
 
         public enum ExecutionModel
diff --git a/include/spirv/unified1/spirv.h b/include/spirv/unified1/spirv.h
index 1bab0aa..9b232da 100644
--- a/include/spirv/unified1/spirv.h
+++ b/include/spirv/unified1/spirv.h
@@ -69,6 +69,7 @@
     SpvSourceLanguageOpenCL_C = 3,
     SpvSourceLanguageOpenCL_CPP = 4,
     SpvSourceLanguageHLSL = 5,
+    SpvSourceLanguageCPP_for_OpenCL = 6,
     SpvSourceLanguageMax = 0x7fffffff,
 } SpvSourceLanguage;
 
diff --git a/include/spirv/unified1/spirv.hpp b/include/spirv/unified1/spirv.hpp
index 5df8e47..7b9ac21 100644
--- a/include/spirv/unified1/spirv.hpp
+++ b/include/spirv/unified1/spirv.hpp
@@ -65,6 +65,7 @@
     SourceLanguageOpenCL_C = 3,
     SourceLanguageOpenCL_CPP = 4,
     SourceLanguageHLSL = 5,
+    SourceLanguageCPP_for_OpenCL = 6,
     SourceLanguageMax = 0x7fffffff,
 };
 
diff --git a/include/spirv/unified1/spirv.hpp11 b/include/spirv/unified1/spirv.hpp11
index 539ddd6..6b7cec3 100644
--- a/include/spirv/unified1/spirv.hpp11
+++ b/include/spirv/unified1/spirv.hpp11
@@ -65,6 +65,7 @@
     OpenCL_C = 3,
     OpenCL_CPP = 4,
     HLSL = 5,
+    CPP_for_OpenCL = 6,
     Max = 0x7fffffff,
 };
 
diff --git a/include/spirv/unified1/spirv.json b/include/spirv/unified1/spirv.json
index a03be06..e4320e8 100644
--- a/include/spirv/unified1/spirv.json
+++ b/include/spirv/unified1/spirv.json
@@ -71,7 +71,8 @@
                     "GLSL": 2,
                     "OpenCL_C": 3,
                     "OpenCL_CPP": 4,
-                    "HLSL": 5
+                    "HLSL": 5,
+                    "CPP_for_OpenCL": 6
                 }
             },
             {
diff --git a/include/spirv/unified1/spirv.lua b/include/spirv/unified1/spirv.lua
index ed0549b..fda428f 100644
--- a/include/spirv/unified1/spirv.lua
+++ b/include/spirv/unified1/spirv.lua
@@ -56,6 +56,7 @@
         OpenCL_C = 3,
         OpenCL_CPP = 4,
         HLSL = 5,
+        CPP_for_OpenCL = 6,
     },
 
     ExecutionModel = {
diff --git a/include/spirv/unified1/spirv.py b/include/spirv/unified1/spirv.py
index 90e71c4..0d46164 100644
--- a/include/spirv/unified1/spirv.py
+++ b/include/spirv/unified1/spirv.py
@@ -56,6 +56,7 @@
         'OpenCL_C' : 3,
         'OpenCL_CPP' : 4,
         'HLSL' : 5,
+        'CPP_for_OpenCL' : 6,
     },
 
     'ExecutionModel' : {
diff --git a/include/spirv/unified1/spv.d b/include/spirv/unified1/spv.d
index 95c61c0..7c272c9 100644
--- a/include/spirv/unified1/spv.d
+++ b/include/spirv/unified1/spv.d
@@ -64,6 +64,7 @@
     OpenCL_C = 3,
     OpenCL_CPP = 4,
     HLSL = 5,
+    CPP_for_OpenCL = 6,
 }
 
 enum ExecutionModel : uint