diff --git a/lib/systems/examples.nix b/lib/systems/examples.nix
index ae76569ad859..f942ab9f7153 100644
--- a/lib/systems/examples.nix
+++ b/lib/systems/examples.nix
@@ -256,7 +256,7 @@ rec {
   iphone64 = {
     config = "aarch64-apple-ios";
     # config = "aarch64-apple-darwin14";
-    sdkVer = "14.3";
+    darwinSdkVersion = "14.3";
     xcodeVer = "12.3";
     xcodePlatform = "iPhoneOS";
     useiOSPrebuilt = true;
@@ -265,7 +265,7 @@ rec {
   iphone32 = {
     config = "armv7a-apple-ios";
     # config = "arm-apple-darwin10";
-    sdkVer = "14.3";
+    darwinSdkVersion = "14.3";
     xcodeVer = "12.3";
     xcodePlatform = "iPhoneOS";
     useiOSPrebuilt = true;
@@ -274,7 +274,7 @@ rec {
   iphone64-simulator = {
     config = "x86_64-apple-ios";
     # config = "x86_64-apple-darwin14";
-    sdkVer = "14.3";
+    darwinSdkVersion = "14.3";
     xcodeVer = "12.3";
     xcodePlatform = "iPhoneSimulator";
     darwinPlatform = "ios-simulator";
@@ -284,7 +284,7 @@ rec {
   iphone32-simulator = {
     config = "i686-apple-ios";
     # config = "i386-apple-darwin11";
-    sdkVer = "14.3";
+    darwinSdkVersion = "14.3";
     xcodeVer = "12.3";
     xcodePlatform = "iPhoneSimulator";
     darwinPlatform = "ios-simulator";