diff --git a/lib/systems/examples.nix b/lib/systems/examples.nix
index de12e0b83c1d..e8cf15479c05 100644
--- a/lib/systems/examples.nix
+++ b/lib/systems/examples.nix
@@ -179,8 +179,8 @@ rec {
   iphone64 = {
     config = "aarch64-apple-ios";
     # config = "aarch64-apple-darwin14";
-    sdkVer = "13.2";
-    xcodeVer = "11.3.1";
+    sdkVer = "14.3";
+    xcodeVer = "12.3";
     xcodePlatform = "iPhoneOS";
     useiOSPrebuilt = true;
   };
@@ -188,8 +188,8 @@ rec {
   iphone32 = {
     config = "armv7a-apple-ios";
     # config = "arm-apple-darwin10";
-    sdkVer = "13.2";
-    xcodeVer = "11.3.1";
+    sdkVer = "14.3";
+    xcodeVer = "12.3";
     xcodePlatform = "iPhoneOS";
     useiOSPrebuilt = true;
   };
@@ -197,8 +197,8 @@ rec {
   iphone64-simulator = {
     config = "x86_64-apple-ios";
     # config = "x86_64-apple-darwin14";
-    sdkVer = "13.2";
-    xcodeVer = "11.3.1";
+    sdkVer = "14.3";
+    xcodeVer = "12.3";
     xcodePlatform = "iPhoneSimulator";
     useiOSPrebuilt = true;
   };
@@ -206,8 +206,8 @@ rec {
   iphone32-simulator = {
     config = "i686-apple-ios";
     # config = "i386-apple-darwin11";
-    sdkVer = "13.2";
-    xcodeVer = "11.3.1";
+    sdkVer = "14.3";
+    xcodeVer = "12.3";
     xcodePlatform = "iPhoneSimulator";
     useiOSPrebuilt = true;
   };
diff --git a/pkgs/os-specific/darwin/xcode/default.nix b/pkgs/os-specific/darwin/xcode/default.nix
index 851110f7b65a..2ce607896b5e 100644
--- a/pkgs/os-specific/darwin/xcode/default.nix
+++ b/pkgs/os-specific/darwin/xcode/default.nix
@@ -1,10 +1,10 @@
-{ stdenv, requireFile, lib }:
+{ buildPlatform, requireFile, targetPlatform, lib }:
 
 let requireXcode = version: sha256:
   let
     xip = "Xcode_" + version +  ".xip";
     # TODO(alexfmpe): Find out how to validate the .xip signature in Linux
-    unxip = if stdenv.isDarwin
+    unxip = if buildPlatform.isDarwin
             then ''
               open -W ${xip}
               rm -rf ${xip}
@@ -53,6 +53,19 @@ in lib.makeExtensible (self: {
   xcode_10_2_1 = requireXcode "10.2.1" "11sdb54nr0x7kp987qq839x6k5gdx7vqdxjiy5xm5279n1n47bmg";
   xcode_10_3 = requireXcode "10.3" "1i628vfn6zad81fsz3zpc6z15chhskvyp8qnajp2wnpzvrwl6ngb";
   xcode_11 = requireXcode "11" "1r03j3kkp4blfp2kqpn538w3dx57ms930fj8apjkq6dk7fv3jcqh";
+  xcode_11_1 = requireXcode "11.1" "1c2gzc4jhhx5a7ncg19sh1r99izhipybaqxl1ll52x5y8689awc1";
+  xcode_11_2 = requireXcode "11.2" "1lm3q8zpvm184246h5j9mw4c1y9kk9sxnr3j98kfm0312n0l98gj";
+  xcode_11_3 = requireXcode "11.3" "04rv6xlywy8xqfx9ma8ygsdw4yhckk2mq0qnklxnfly899iw4wza";
   xcode_11_3_1 = requireXcode "11.3.1" "1p6nicj91kr6ad3rmycahd1i7z4hj7ccjs93ixsiximjzaahx3q4";
-  xcode = self."xcode_${lib.replaceStrings ["."] ["_"] (if (stdenv.targetPlatform ? xcodeVer) then stdenv.targetPlatform.xcodeVer else "11.3.1")}";
+  xcode_11_4 = requireXcode "11.4" "065rpb3rdk19nv3rwyf9bk32ccbd0lld12gj12l89cyg65mhpyy7";
+  xcode_11_5 = requireXcode "11.5" "1dizazq9nz1vjkc5gy7dd4x760mkfjiifk1hf6d9mscchdq8rfkw";
+  xcode_11_6 = requireXcode "11.6" "1y4fhw1kiphzxdb4wpv697z5r0algvaldwq5iqv266797rnfql4x";
+  xcode_11_7 = requireXcode "11.7" "0422rdc4j5qwyk59anbybxyfv0p26x0xryszm0wd8i44g66smlmj";
+  xcode_12 = requireXcode "12" "1w3xm268pyn5m04wv22invd5kr2k4jqllgrzapv6n1sxxynxrh8z";
+  xcode_12_0_1 = requireXcode "12.0.1" "1p6vd5ai0hh3cq6aflh4h21ar0shxnz8wlkaxwq7liwsdmkwzbl0";
+  xcode_12_1 = requireXcode "12.1" "1widy74dk43wx8iqgd7arzf6q4kzdmaz8pfwymzs8chnq9dqr3wp";
+  xcode_12_2 = requireXcode "12.2" "17i0wf4pwrxwfgjw7rpw9mcd59nkmys1k5h2rqsw81snzyxy9j0v";
+  xcode_12_3 = requireXcode "12.3" "0kwf1y4llysf1p0nsbqyzccn7d77my0ldagr5fi3by4k0xy3d189";
+  xcode = self."xcode_${lib.replaceStrings ["."] ["_"] (if (targetPlatform ? xcodeVer) then targetPlatform.xcodeVer else "12.3")}";
 })
+