diff --git a/include/vulkan/vk_ext_debug_report.h b/include/vulkan/vk_ext_debug_report.h
index e9577b9..4ed33f3 100644
--- a/include/vulkan/vk_ext_debug_report.h
+++ b/include/vulkan/vk_ext_debug_report.h
@@ -44,11 +44,11 @@
 *   DebugReport Vulkan Extension API
 ***************************************************************************************************
 */
+
 #define VK_EXT_debug_report 1
 VK_DEFINE_NON_DISPATCHABLE_HANDLE(VkDebugReportCallbackEXT)
 
-#define VK_EXT_DEBUG_REPORT_REVISION      2
-#define VK_EXT_DEBUG_REPORT_EXTENSION_NUMBER 11
+#define VK_EXT_DEBUG_REPORT_SPEC_VERSION  1
 #define VK_EXT_DEBUG_REPORT_EXTENSION_NAME "VK_EXT_debug_report"
 
 
@@ -85,10 +85,11 @@
 } VkDebugReportObjectTypeEXT;
 
 typedef enum VkDebugReportErrorEXT {
-    VK_DEBUG_REPORT_ERROR_NONE = 0,
-    VK_DEBUG_REPORT_ERROR_CALLBACK_REF = 1,
+    VK_DEBUG_REPORT_ERROR_NONE_EXT = 0,
+    VK_DEBUG_REPORT_ERROR_CALLBACK_REF_EXT = 1,
 } VkDebugReportErrorEXT;
 
+
 typedef enum VkDebugReportFlagBitsEXT {
     VK_DEBUG_REPORT_INFO_BIT_EXT = 0x00000001,
     VK_DEBUG_REPORT_WARN_BIT_EXT = 0x00000002,
@@ -110,11 +111,11 @@
 
 
 typedef struct VkDebugReportCallbackCreateInfoEXT {
-    VkStructureType                             sType;
-    const void*                                 pNext;
-    VkDebugReportFlagsEXT                       flags;
-    PFN_vkDebugReportCallbackEXT                pfnCallback;
-    void*                                       pUserData;
+    VkStructureType                 sType;
+    const void*                     pNext;
+    VkDebugReportFlagsEXT           flags;
+    PFN_vkDebugReportCallbackEXT    pfnCallback;
+    void*                           pUserData;
 } VkDebugReportCallbackCreateInfoEXT;
 
 typedef VkResult (VKAPI_PTR *PFN_vkCreateDebugReportCallbackEXT)(VkInstance instance, const VkDebugReportCallbackCreateInfoEXT* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkDebugReportCallbackEXT* pCallback);
diff --git a/layers/device_limits.cpp b/layers/device_limits.cpp
index 24df64e..8648f5c 100644
--- a/layers/device_limits.cpp
+++ b/layers/device_limits.cpp
@@ -152,7 +152,7 @@
 static const VkExtensionProperties instance_extensions[] = {
     {
         VK_EXT_DEBUG_REPORT_EXTENSION_NAME,
-        VK_EXT_DEBUG_REPORT_REVISION
+        VK_EXT_DEBUG_REPORT_SPEC_VERSION
     }
 };
 
diff --git a/layers/draw_state.cpp b/layers/draw_state.cpp
index 8d6ac65..41cf1b4 100644
--- a/layers/draw_state.cpp
+++ b/layers/draw_state.cpp
@@ -2964,7 +2964,7 @@
 static const VkExtensionProperties instance_extensions[] = {
     {
         VK_EXT_DEBUG_REPORT_EXTENSION_NAME,
-        VK_EXT_DEBUG_REPORT_REVISION
+        VK_EXT_DEBUG_REPORT_SPEC_VERSION
     }
 };
 
diff --git a/layers/image.cpp b/layers/image.cpp
index f371bdc..a821712 100644
--- a/layers/image.cpp
+++ b/layers/image.cpp
@@ -245,7 +245,7 @@
 static const VkExtensionProperties instance_extensions[] = {
     {
         VK_EXT_DEBUG_REPORT_EXTENSION_NAME,
-        VK_EXT_DEBUG_REPORT_REVISION
+        VK_EXT_DEBUG_REPORT_SPEC_VERSION
     }
 };
 
diff --git a/layers/mem_tracker.cpp b/layers/mem_tracker.cpp
index afcc7cd..a29a6a4 100644
--- a/layers/mem_tracker.cpp
+++ b/layers/mem_tracker.cpp
@@ -1266,7 +1266,7 @@
 static const VkExtensionProperties instance_extensions[] = {
     {
         VK_EXT_DEBUG_REPORT_EXTENSION_NAME,
-        VK_EXT_DEBUG_REPORT_REVISION
+        VK_EXT_DEBUG_REPORT_SPEC_VERSION
     }
 };
 
diff --git a/layers/param_checker.cpp b/layers/param_checker.cpp
index f63562d..1a5affe 100644
--- a/layers/param_checker.cpp
+++ b/layers/param_checker.cpp
@@ -167,7 +167,7 @@
 static const VkExtensionProperties instance_extensions[] = {
     {
         VK_EXT_DEBUG_REPORT_EXTENSION_NAME,
-        VK_EXT_DEBUG_REPORT_REVISION
+        VK_EXT_DEBUG_REPORT_SPEC_VERSION
     }
 };
 
diff --git a/layers/swapchain.cpp b/layers/swapchain.cpp
index 051d14f..2f02f95 100644
--- a/layers/swapchain.cpp
+++ b/layers/swapchain.cpp
@@ -45,7 +45,7 @@
 static const VkExtensionProperties instance_extensions[] = {
     {
         VK_EXT_DEBUG_REPORT_EXTENSION_NAME,
-        VK_EXT_DEBUG_REPORT_REVISION
+        VK_EXT_DEBUG_REPORT_SPEC_VERSION
     }
 };
 
diff --git a/layers/vk_layer_logging.h b/layers/vk_layer_logging.h
index 06a27a3..e199472 100644
--- a/layers/vk_layer_logging.h
+++ b/layers/vk_layer_logging.h
@@ -122,7 +122,7 @@
         debug_report_log_msg(
                     debug_data, VK_DEBUG_REPORT_WARN_BIT_EXT,
                     VK_DEBUG_REPORT_OBJECT_TYPE_DEBUG_REPORT_EXT, (uint64_t) pTrav->msgCallback,
-                    0, VK_DEBUG_REPORT_ERROR_CALLBACK_REF,
+                    0, VK_DEBUG_REPORT_ERROR_CALLBACK_REF_EXT,
                     "DebugReport",
                     "Debug Report callbacks not removed before DestroyInstance");
 
@@ -174,7 +174,7 @@
     debug_report_log_msg(
                 debug_data, VK_DEBUG_REPORT_DEBUG_BIT_EXT,
                 VK_DEBUG_REPORT_OBJECT_TYPE_DEBUG_REPORT_EXT, (uint64_t) *pCallback,
-                0, VK_DEBUG_REPORT_ERROR_CALLBACK_REF,
+                0, VK_DEBUG_REPORT_ERROR_CALLBACK_REF_EXT,
                 "DebugReport",
                 "Added callback");
     return VK_SUCCESS;
@@ -200,7 +200,7 @@
             debug_report_log_msg(
                         debug_data, VK_DEBUG_REPORT_DEBUG_BIT_EXT,
                         VK_DEBUG_REPORT_OBJECT_TYPE_DEBUG_REPORT_EXT, (uint64_t) pTrav->msgCallback,
-                        0, VK_DEBUG_REPORT_ERROR_CALLBACK_REF,
+                        0, VK_DEBUG_REPORT_ERROR_CALLBACK_REF_EXT,
                         "DebugReport",
                         "Destroyed callback");
         } else {
diff --git a/loader/debug_report.c b/loader/debug_report.c
index f949729..9a58168 100644
--- a/loader/debug_report.c
+++ b/loader/debug_report.c
@@ -42,7 +42,7 @@
 
 static const VkExtensionProperties debug_report_extension_info = {
         .extensionName = VK_EXT_DEBUG_REPORT_EXTENSION_NAME,
-        .specVersion = VK_EXT_DEBUG_REPORT_REVISION,
+        .specVersion = VK_EXT_DEBUG_REPORT_SPEC_VERSION,
 };
 
 void debug_report_add_instance_extensions(
diff --git a/vk-layer-generate.py b/vk-layer-generate.py
index aafa8b4..ba599d4 100755
--- a/vk-layer-generate.py
+++ b/vk-layer-generate.py
@@ -353,7 +353,7 @@
             ggep_body.append('static const VkExtensionProperties instance_extensions[] = {')
             ggep_body.append('    {')
             ggep_body.append('        VK_EXT_DEBUG_REPORT_EXTENSION_NAME,')
-            ggep_body.append('        VK_EXT_DEBUG_REPORT_REVISION')
+            ggep_body.append('        VK_EXT_DEBUG_REPORT_SPEC_VERSION')
             ggep_body.append('    }')
             ggep_body.append('};')
         ggep_body.append('VK_LAYER_EXPORT VKAPI_ATTR VkResult VKAPI_CALL vkEnumerateInstanceExtensionProperties(const char *pLayerName, uint32_t *pCount,  VkExtensionProperties* pProperties)')