diff --git a/common/output_stream.cpp b/common/output_stream.cpp
index 75396d8b..5de0d05b 100644
--- a/common/output_stream.cpp
+++ b/common/output_stream.cpp
@@ -107,6 +107,8 @@ std::string ToStringSpvSourceLanguage(SpvSourceLanguage lang) {
       return "SYCL";
     case SpvSourceLanguageHERO_C:
       return "Hero C";
+    case SpvSourceLanguageNZSL:
+      return "NZSL";
 
     case SpvSourceLanguageMax:
       break;
diff --git a/include/spirv/unified1/spirv.h b/include/spirv/unified1/spirv.h
index 1159e4eb..65becfd7 100644
--- a/include/spirv/unified1/spirv.h
+++ b/include/spirv/unified1/spirv.h
@@ -77,6 +77,7 @@ typedef enum SpvSourceLanguage_ {
   SpvSourceLanguageCPP_for_OpenCL = 6,
   SpvSourceLanguageSYCL = 7,
   SpvSourceLanguageHERO_C = 8,
+  SpvSourceLanguageNZSL = 9,
   SpvSourceLanguageMax = 0x7fffffff,
 } SpvSourceLanguage;
 
diff --git a/spirv_reflect.c b/spirv_reflect.c
index c2254d34..e5978de3 100644
--- a/spirv_reflect.c
+++ b/spirv_reflect.c
@@ -5321,6 +5321,7 @@ const char* spvReflectSourceLanguage(SpvSourceLanguage source_lang)
     case SpvSourceLanguageCPP_for_OpenCL : return "CPP_for_OpenCL";
     case SpvSourceLanguageSYCL           : return "SYCL";
     case SpvSourceLanguageHERO_C         : return "Hero C";
+    case SpvSourceLanguageNZSL           : return "NZSL";
     case SpvSourceLanguageMax:
       break;
   }