diff --git a/layers/macos/VkLayer_core_validation.json b/layers/macos/VkLayer_core_validation.json
index 8c3d81b..e7af916 100644
--- a/layers/macos/VkLayer_core_validation.json
+++ b/layers/macos/VkLayer_core_validation.json
@@ -4,7 +4,7 @@
         "name": "VK_LAYER_LUNARG_core_validation",
         "type": "GLOBAL",
         "library_path": "./libVkLayer_core_validation.dylib",
-        "api_version": "1.0.69",
+        "api_version": "1.1.77",
         "implementation_version": "1",
         "description": "LunarG Validation Layer",
         "instance_extensions": [
diff --git a/layers/macos/VkLayer_device_simulation.json b/layers/macos/VkLayer_device_simulation.json
deleted file mode 100644
index b2eada6..0000000
--- a/layers/macos/VkLayer_device_simulation.json
+++ /dev/null
@@ -1,11 +0,0 @@
-{
-    "file_format_version" : "1.1.0",
-    "layer" : {
-        "name": "VK_LAYER_LUNARG_device_simulation",
-        "type": "GLOBAL",
-        "library_path": "./libVkLayer_device_simulation.dylib",
-        "api_version": "1.0.69",
-        "implementation_version": "1.2.0",
-        "description": "LunarG device simulation layer"
-    }
-}
diff --git a/layers/macos/VkLayer_object_tracker.json b/layers/macos/VkLayer_object_tracker.json
index ba84603..c6d161c 100644
--- a/layers/macos/VkLayer_object_tracker.json
+++ b/layers/macos/VkLayer_object_tracker.json
@@ -4,7 +4,7 @@
         "name": "VK_LAYER_LUNARG_object_tracker",
         "type": "GLOBAL",
         "library_path": "./libVkLayer_object_tracker.dylib",
-        "api_version": "1.0.69",
+        "api_version": "1.1.77",
         "implementation_version": "1",
         "description": "LunarG Validation Layer",
         "instance_extensions": [
diff --git a/layers/macos/VkLayer_parameter_validation.json b/layers/macos/VkLayer_parameter_validation.json
index 579324a..83c517a 100644
--- a/layers/macos/VkLayer_parameter_validation.json
+++ b/layers/macos/VkLayer_parameter_validation.json
@@ -4,7 +4,7 @@
         "name": "VK_LAYER_LUNARG_parameter_validation",
         "type": "GLOBAL",
         "library_path": "./libVkLayer_parameter_validation.dylib",
-        "api_version": "1.0.69",
+        "api_version": "1.1.77",
         "implementation_version": "1",
         "description": "LunarG Validation Layer",
         "instance_extensions": [
diff --git a/layers/macos/VkLayer_standard_validation.json b/layers/macos/VkLayer_standard_validation.json
index 1be9fee..adfd685 100644
--- a/layers/macos/VkLayer_standard_validation.json
+++ b/layers/macos/VkLayer_standard_validation.json
@@ -3,7 +3,7 @@
     "layer": {
         "name": "VK_LAYER_LUNARG_standard_validation",
         "type": "GLOBAL",
-        "api_version": "1.0.69",
+        "api_version": "1.1.77",
         "implementation_version": "1",
         "description": "LunarG Standard Validation",
         "component_layers": [
diff --git a/layers/macos/VkLayer_threading.json b/layers/macos/VkLayer_threading.json
index d6af6c0..3c547c9 100644
--- a/layers/macos/VkLayer_threading.json
+++ b/layers/macos/VkLayer_threading.json
@@ -4,7 +4,7 @@
         "name": "VK_LAYER_GOOGLE_threading",
         "type": "GLOBAL",
         "library_path": "./libVkLayer_threading.dylib",
-        "api_version": "1.0.69",
+        "api_version": "1.1.77",
         "implementation_version": "1",
         "description": "Google Validation Layer",
         "instance_extensions": [
diff --git a/layers/macos/VkLayer_unique_objects.json b/layers/macos/VkLayer_unique_objects.json
index 63c5306..5291e9f 100644
--- a/layers/macos/VkLayer_unique_objects.json
+++ b/layers/macos/VkLayer_unique_objects.json
@@ -4,7 +4,7 @@
         "name": "VK_LAYER_GOOGLE_unique_objects",
         "type": "GLOBAL",
         "library_path": "./libVkLayer_unique_objects.dylib",
-        "api_version": "1.0.69",
+        "api_version": "1.1.77",
         "implementation_version": "1",
         "description": "Google Validation Layer"
     }