diff --git a/doc/specs/vulkan/appendices/VK_EXT_debug_report.txt b/doc/specs/vulkan/appendices/VK_EXT_debug_report.txt
index 0051ebcf..3eb6e4f5 100644
--- a/doc/specs/vulkan/appendices/VK_EXT_debug_report.txt
+++ b/doc/specs/vulkan/appendices/VK_EXT_debug_report.txt
@@ -46,7 +46,6 @@ to the application for events of interest to the application.
 
   * elink:VkDebugReportFlagBitsEXT
   * elink:VkDebugReportObjectTypeEXT
-  * elink:VkDebugReportErrorEXT
 
 === New Structures
 
@@ -223,3 +222,6 @@ could be useful debugging the Vulkan implementation itself.
 
  * Revision 7, 2017-04-20 (Courtney Goeltzenleuchter)
    - Clarify wording and address questions from developers.
+
+ * Revision 8, 2017-04-21 (Courtney Goeltzenleuchter)
+   - Remove unused enum VkDebugReportErrorEXT
diff --git a/doc/specs/vulkan/chapters/VK_EXT_debug_report.txt b/doc/specs/vulkan/chapters/VK_EXT_debug_report.txt
index 6bd07faf..d0737ea6 100644
--- a/doc/specs/vulkan/chapters/VK_EXT_debug_report.txt
+++ b/doc/specs/vulkan/chapters/VK_EXT_debug_report.txt
@@ -33,19 +33,6 @@ include::../api/protos/vkCreateDebugReportCallbackEXT.txt[]
 
 include::../validity/protos/vkCreateDebugReportCallbackEXT.txt[]
 
-// refBegin VkDebugReportErrorEXT Unknown VK_EXT_debug_report enumeration type
-
-include::../api/enums/VkDebugReportErrorEXT.txt[]
-
-[NOTE]
-.Note
-====
-The +VK_EXT_debug_report+ extension defines the elink:VkDebugReportErrorEXT
-enumerant type, but does not currently explain what the enumeration is used
-for.
-It is included here for completeness.
-====
-
 // refBegin VkDebugReportCallbackCreateInfoEXT Structure specifying parameters of a newly created debug report callback
 
 The definition of slink:VkDebugReportCallbackCreateInfoEXT is:
diff --git a/src/spec/vk.xml b/src/spec/vk.xml
index ad83c32a..02dae8cc 100644
--- a/src/spec/vk.xml
+++ b/src/spec/vk.xml
@@ -381,7 +381,6 @@ maintained in the master branch of the Khronos Vulkan GitHub project.
         <type name="VkSurfaceTransformFlagBitsKHR" category="enum"/>
         <type name="VkDebugReportFlagBitsEXT" category="enum"/>
         <type name="VkDebugReportObjectTypeEXT" category="enum"/>
-        <type name="VkDebugReportErrorEXT" category="enum"/>
         <type name="VkRasterizationOrderAMD" category="enum"/>
         <type name="VkExternalMemoryHandleTypeFlagBitsNV" category="enum"/>
         <type name="VkExternalMemoryFeatureFlagBitsNV" category="enum"/>
@@ -3065,10 +3064,6 @@ maintained in the master branch of the Khronos Vulkan GitHub project.
         <enum value="31" name="VK_DEBUG_REPORT_OBJECT_TYPE_OBJECT_TABLE_NVX_EXT"/>
         <enum value="32" name="VK_DEBUG_REPORT_OBJECT_TYPE_INDIRECT_COMMANDS_LAYOUT_NVX_EXT"/>
     </enums>
-    <enums name="VkDebugReportErrorEXT" type="enum">
-        <enum value="0" name="VK_DEBUG_REPORT_ERROR_NONE_EXT"/>         <!-- Used for INFO & other non-error messages -->
-        <enum value="1" name="VK_DEBUG_REPORT_ERROR_CALLBACK_REF_EXT"/> <!-- Callbacks were not destroyed prior to calling DestroyInstance -->
-    </enums>
     <enums name="VkRasterizationOrderAMD" type="enum">
         <enum value="0" name="VK_RASTERIZATION_ORDER_STRICT_AMD"/>      <!-- Rasterization order strictly follows API order -->
         <enum value="1" name="VK_RASTERIZATION_ORDER_RELAXED_AMD"/>     <!-- Rasterization order may not follow API order -->
@@ -5169,14 +5164,13 @@ maintained in the master branch of the Khronos Vulkan GitHub project.
         </extension>
         <extension name="VK_EXT_debug_report" number="12" type="instance" author="GOOGLE" contact="Courtney Goeltzenleuchter @courtney" supported="vulkan">
             <require>
-                <enum value="7"                                         name="VK_EXT_DEBUG_REPORT_SPEC_VERSION"/>
+                <enum value="8"                                         name="VK_EXT_DEBUG_REPORT_SPEC_VERSION"/>
                 <enum value="&quot;VK_EXT_debug_report&quot;"           name="VK_EXT_DEBUG_REPORT_EXTENSION_NAME"/>
                 <enum offset="0" extends="VkStructureType"              name="VK_STRUCTURE_TYPE_DEBUG_REPORT_CALLBACK_CREATE_INFO_EXT"/>
                 <enum offset="1" dir="-" extends="VkResult"             name="VK_ERROR_VALIDATION_FAILED_EXT"/>
                 <enum value="VK_STRUCTURE_TYPE_DEBUG_REPORT_CALLBACK_CREATE_INFO_EXT" name="VK_STRUCTURE_TYPE_DEBUG_REPORT_CREATE_INFO_EXT"/>
                 <enum value="VK_DEBUG_REPORT_OBJECT_TYPE_DEBUG_REPORT_CALLBACK_EXT_EXT"         name="VK_DEBUG_REPORT_OBJECT_TYPE_DEBUG_REPORT_EXT"/>
                 <type name="VkDebugReportObjectTypeEXT"/>
-                <type name="VkDebugReportErrorEXT"/>
                 <type name="VkDebugReportCallbackCreateInfoEXT"/>
                 <command name="vkCreateDebugReportCallbackEXT"/>
                 <command name="vkDestroyDebugReportCallbackEXT"/>
diff --git a/src/vulkan/vulkan.h b/src/vulkan/vulkan.h
index 0a9b5d35..d9bf7e9e 100644
--- a/src/vulkan/vulkan.h
+++ b/src/vulkan/vulkan.h
@@ -4101,7 +4101,7 @@ VKAPI_ATTR void VKAPI_CALL vkCmdPushDescriptorSetWithTemplateKHR(
 #define VK_EXT_debug_report 1
 VK_DEFINE_NON_DISPATCHABLE_HANDLE(VkDebugReportCallbackEXT)
 
-#define VK_EXT_DEBUG_REPORT_SPEC_VERSION  7
+#define VK_EXT_DEBUG_REPORT_SPEC_VERSION  8
 #define VK_EXT_DEBUG_REPORT_EXTENSION_NAME "VK_EXT_debug_report"
 #define VK_STRUCTURE_TYPE_DEBUG_REPORT_CREATE_INFO_EXT VK_STRUCTURE_TYPE_DEBUG_REPORT_CALLBACK_CREATE_INFO_EXT
 #define VK_DEBUG_REPORT_OBJECT_TYPE_DEBUG_REPORT_EXT VK_DEBUG_REPORT_OBJECT_TYPE_DEBUG_REPORT_CALLBACK_EXT_EXT
@@ -4148,15 +4148,6 @@ typedef enum VkDebugReportObjectTypeEXT {
     VK_DEBUG_REPORT_OBJECT_TYPE_MAX_ENUM_EXT = 0x7FFFFFFF
 } VkDebugReportObjectTypeEXT;
 
-typedef enum VkDebugReportErrorEXT {
-    VK_DEBUG_REPORT_ERROR_NONE_EXT = 0,
-    VK_DEBUG_REPORT_ERROR_CALLBACK_REF_EXT = 1,
-    VK_DEBUG_REPORT_ERROR_BEGIN_RANGE_EXT = VK_DEBUG_REPORT_ERROR_NONE_EXT,
-    VK_DEBUG_REPORT_ERROR_END_RANGE_EXT = VK_DEBUG_REPORT_ERROR_CALLBACK_REF_EXT,
-    VK_DEBUG_REPORT_ERROR_RANGE_SIZE_EXT = (VK_DEBUG_REPORT_ERROR_CALLBACK_REF_EXT - VK_DEBUG_REPORT_ERROR_NONE_EXT + 1),
-    VK_DEBUG_REPORT_ERROR_MAX_ENUM_EXT = 0x7FFFFFFF
-} VkDebugReportErrorEXT;
-
 
 typedef enum VkDebugReportFlagBitsEXT {
     VK_DEBUG_REPORT_INFORMATION_BIT_EXT = 0x00000001,