layers: MR221: Fix implementationVersion
diff --git a/layers/device_limits.cpp b/layers/device_limits.cpp
index 5466d3d..0aafb2b 100644
--- a/layers/device_limits.cpp
+++ b/layers/device_limits.cpp
@@ -167,7 +167,7 @@
     {
         "VK_LAYER_LUNARG_device_limits",
         VK_API_VERSION,
-        VK_MAKE_VERSION(0, 1, 0),
+        1,
         "Validation layer: Device Limits",
     }
 };
diff --git a/layers/draw_state.cpp b/layers/draw_state.cpp
index f76bddb..fadb98f 100644
--- a/layers/draw_state.cpp
+++ b/layers/draw_state.cpp
@@ -3620,7 +3620,7 @@
     {
         "VK_LAYER_LUNARG_draw_state",
         VK_API_VERSION,
-        VK_MAKE_VERSION(0, 1, 0),
+        1,
         "Validation layer: draw_state",
     }
 };
@@ -3637,7 +3637,7 @@
 static const VkExtensionProperties ds_device_extensions[] = {
     {
         DEBUG_MARKER_EXTENSION_NAME,
-        VK_MAKE_VERSION(0, 1, 0),
+        1,
     }
 };
 
@@ -3645,7 +3645,7 @@
     {
         "VK_LAYER_LUNARG_draw_state",
         VK_API_VERSION,
-        VK_MAKE_VERSION(0, 1, 0),
+        1,
         "Validation layer: draw_state",
     }
 };
diff --git a/layers/image.cpp b/layers/image.cpp
index 19c91ca..60b8569 100644
--- a/layers/image.cpp
+++ b/layers/image.cpp
@@ -262,7 +262,7 @@
     {
         "VK_LAYER_LUNARG_image",
         VK_API_VERSION,
-        VK_MAKE_VERSION(0, 1, 0),
+        1,
         "Validation layer: image",
     }
 };
diff --git a/layers/mem_tracker.cpp b/layers/mem_tracker.cpp
index 6e8399e..76fee5c 100644
--- a/layers/mem_tracker.cpp
+++ b/layers/mem_tracker.cpp
@@ -1291,7 +1291,7 @@
     {
         "VK_LAYER_LUNARG_mem_tracker",
         VK_API_VERSION,
-        VK_MAKE_VERSION(0, 1, 0),
+        1,
         "Validation layer: mem_tracker",
     }
 };
diff --git a/layers/param_checker.cpp b/layers/param_checker.cpp
index 8b82678..9ed3a35 100644
--- a/layers/param_checker.cpp
+++ b/layers/param_checker.cpp
@@ -192,7 +192,7 @@
     {
         "VK_LAYER_LUNARG_param_checker",
         VK_API_VERSION,
-        VK_MAKE_VERSION(0, 1, 0),
+        1,
         "Validation layer: param_checker",
     }
 };
diff --git a/layers/swapchain.cpp b/layers/swapchain.cpp
index 8502af0..1888b48 100644
--- a/layers/swapchain.cpp
+++ b/layers/swapchain.cpp
@@ -63,7 +63,7 @@
     {
         "swapchain",
         VK_API_VERSION,
-        VK_MAKE_VERSION(0, 1, 0),
+        1,
         "Validation layer: swapchain",
     }
 };
diff --git a/vk-layer-generate.py b/vk-layer-generate.py
index 510f200..9499d66 100755
--- a/vk-layer-generate.py
+++ b/vk-layer-generate.py
@@ -386,7 +386,7 @@
         ggep_body.append('    {')
         ggep_body.append('        "VK_LAYER_LUNARG_%s",' % layer_name)
         ggep_body.append('        VK_API_VERSION, // specVersion')
-        ggep_body.append('        VK_MAKE_VERSION(0, 1, 0), // implementationVersion')
+        ggep_body.append('        1, // implementationVersion')
         ggep_body.append('        "layer: %s",' % layer)
         ggep_body.append('    }')
         ggep_body.append('};')
@@ -406,7 +406,7 @@
         gpdlp_body.append('    {')
         gpdlp_body.append('        "VK_LAYER_LUNARG_%s",' % layer)
         gpdlp_body.append('        VK_API_VERSION,')
-        gpdlp_body.append('        VK_MAKE_VERSION(0, 1, 0),')
+        gpdlp_body.append('        1,')
         gpdlp_body.append('        "layer: %s",' % layer)
         gpdlp_body.append('    }')
         gpdlp_body.append('};')