PROTON-2105: Relaxed go require to 1.11. Disabled go build for Xcode8.3 travis ci.
diff --git a/.travis.yml b/.travis.yml
index a7bb2a5..83cc98d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -38,7 +38,7 @@
     env:
     - PKG_CONFIG_PATH='/usr/local/opt/openssl/lib/pkgconfig'
     - PATH="/usr/local/opt/python/libexec/bin:/usr/local/bin:$PATH"
-    - QPID_PROTON_CMAKE_ARGS='-DCMAKE_OSX_DEPLOYMENT_TARGET=10.12 -DBUILD_RUBY=NO'
+    - QPID_PROTON_CMAKE_ARGS='-DCMAKE_OSX_DEPLOYMENT_TARGET=10.12 -DBUILD_RUBY=NO -DBUILD_GO=OFF'
     before_install:
     - brew update
     - brew install libuv swig jsoncpp
@@ -48,7 +48,7 @@
     env:
     - PKG_CONFIG_PATH='/usr/local/opt/openssl/lib/pkgconfig'
     - PATH="/usr/local/opt/python/libexec/bin:/usr/local/bin:$PATH"
-    - QPID_PROTON_CMAKE_ARGS='-DCMAKE_OSX_DEPLOYMENT_TARGET=10.13 -DBUILD_RUBY=NO -DBUILD_PYTHON=OFF'
+    - QPID_PROTON_CMAKE_ARGS='-DCMAKE_OSX_DEPLOYMENT_TARGET=10.13 -DBUILD_RUBY=NO -DBUILD_PYTHON=OFF -DBUILD_GO=ON'
     before_install:
     - brew update
     - brew install libuv swig jsoncpp
diff --git a/go.mod b/go.mod
index f9c1bbf..cbf2cfd 100644
--- a/go.mod
+++ b/go.mod
@@ -1,3 +1,3 @@
 module github.com/apache/qpid-proton
 
-go 1.12
+go 1.11