diff --git a/pkgs/development/libraries/asio/1.12.nix b/pkgs/development/libraries/asio/1.12.nix
deleted file mode 100644
index 94fe4c703670..000000000000
--- a/pkgs/development/libraries/asio/1.12.nix
+++ /dev/null
@@ -1,6 +0,0 @@
-{callPackage, ... } @ args:
-
-callPackage ./generic.nix (args // {
-  version = "1.12.1";
-  sha256 = "0nln45662kg799ykvqx5m9z9qcsmadmgg6r5najryls7x16in2d9";
-})
diff --git a/pkgs/development/libraries/asio/default.nix b/pkgs/development/libraries/asio/default.nix
new file mode 100644
index 000000000000..9c89b27d371f
--- /dev/null
+++ b/pkgs/development/libraries/asio/default.nix
@@ -0,0 +1,6 @@
+{callPackage, ... } @ args:
+
+callPackage ./generic.nix (args // {
+  version = "1.16.1";
+  sha256 = "1333ca6lnsdck4fsgjpbqf4lagxsnbg9970wxlsrinmwvdvdnwg2";
+})
diff --git a/pkgs/development/libraries/asio/generic.nix b/pkgs/development/libraries/asio/generic.nix
index f1ea8a084187..d83a48e61b8a 100644
--- a/pkgs/development/libraries/asio/generic.nix
+++ b/pkgs/development/libraries/asio/generic.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation {
     homepage = "http://asio.sourceforge.net/";
     description = "Cross-platform C++ library for network and low-level I/O programming";
     license = licenses.boost;
-    broken = stdenv.isDarwin;  # test when updating to >=1.12.1
+    broken = stdenv.isDarwin && stdenv.lib.versionOlder version "1.16.1";
     platforms = platforms.unix;
   };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0a0bb8018efe..8283f15c998d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -11285,9 +11285,8 @@ in
 
   assimp = callPackage ../development/libraries/assimp { };
 
-  asio = asio_1_12;
   asio_1_10 = callPackage ../development/libraries/asio/1.10.nix { };
-  asio_1_12 = callPackage ../development/libraries/asio/1.12.nix { };
+  asio = callPackage ../development/libraries/asio/default.nix { };
 
   aspell = callPackage ../development/libraries/aspell { };