diff --git a/contrib/src/asio/SHA512SUMS b/contrib/src/asio/SHA512SUMS
index 05c49ef86ef7de07ca706410f43ce76c115070c2..1cfc9f7f4ee89aeb8aa831940598dbbe5cf1bf8e 100644
--- a/contrib/src/asio/SHA512SUMS
+++ b/contrib/src/asio/SHA512SUMS
@@ -1 +1 @@
-76ee04cbd221bcc2f2fd0a2fc1a2f37e4b4c9996d606d6a70a437ecc77b682f0f649802bff06374dc07bc9c0213f604ec1d37ac1fca184baaf50a60e5bfedafa  asio-b0926b61b057ce563241d609cae5768ed3a4e1b1.tar.gz
+7c2e213ff154bb2e5776b37906d437a62206f973316c94706e6d42e3c2f0866e7d97f3e40225ab5f28bf2c4a33fa0b38a4b75421aef86ddf9f2da0811caa2d00  asio-asio-1-12-2.tar.gz
diff --git a/contrib/src/asio/rules.mak b/contrib/src/asio/rules.mak
index f46fa8a9fa9e7c34f3380766987ecac184b30a08..2548ac161ccba9d02094d54d27bb78cb1a3818f4 100644
--- a/contrib/src/asio/rules.mak
+++ b/contrib/src/asio/rules.mak
@@ -18,8 +18,8 @@
 #  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
 #
 
-ASIO_VERSION := b0926b61b057ce563241d609cae5768ed3a4e1b1
-ASIO_URL := https://github.com/hlysunnaram/asio/archive/$(ASIO_VERSION).tar.gz
+ASIO_VERSION := asio-1-12-2
+ASIO_URL := https://github.com/chriskohlhoff/asio/archive/$(ASIO_VERSION).tar.gz
 
 # Pure dependency of restbed: do not add to PKGS.