diff --git a/.ci/ci.yaml b/.ci/ci.yaml
index b3153479cc..92753206c8 100644
--- a/.ci/ci.yaml
+++ b/.ci/ci.yaml
@@ -36,7 +36,7 @@ jobs:
 - job: macOS
   timeoutInMinutes: 360
   pool:
-    vmImage: macOS-10.14
+    vmImage: macOS-latest
   strategy:
     matrix:
       Plain:
@@ -45,16 +45,16 @@ jobs:
       Python:
         binding: 'python'
         python.version: '3.7'
-        CMakeArgs: '-DDEBUG=OFF -DPROFILE=OFF -DBUILD_PYTHON_BINDINGS=ON -DBUILD_JULIA_BINDINGS=OFF -DBUILD_GO_BINDINGS=OFF -DBUILD_R_BINDINGS=OFF'
+        CMakeArgs: '-DDEBUG=ON -DPROFILE=OFF -DBUILD_PYTHON_BINDINGS=ON -DBUILD_JULIA_BINDINGS=OFF -DBUILD_GO_BINDINGS=OFF -DBUILD_R_BINDINGS=OFF'
       Julia:
         python.version: '2.7'
         julia.version: '1.3.0'
-        CMakeArgs: '-DDEBUG=OFF -DPROFILE=OFF -DBUILD_JULIA_BINDINGS=ON -DBUILD_PYTHON_BINDINGS=OFF -DBUILD_GO_BINDINGS=OFF -DBUILD_R_BINDINGS=OFF'
+        CMakeArgs: '-DDEBUG=ON -DPROFILE=OFF -DBUILD_JULIA_BINDINGS=ON -DBUILD_PYTHON_BINDINGS=OFF -DBUILD_GO_BINDINGS=OFF -DBUILD_R_BINDINGS=OFF'
       Go:
         binding: 'go'
         python.version: '2.7'
         go.version: '1.11.0'
-        CMakeArgs: '-DDEBUG=OFF -DPROFILE=OFF -DBUILD_PYTHON_BINDINGS=OFF -DBUILD_JULIA_BINDINGS=OFF -DBUILD_GO_BINDINGS=ON -DBUILD_R_BINDINGS=OFF'
+        CMakeArgs: '-DDEBUG=ON -DPROFILE=OFF -DBUILD_PYTHON_BINDINGS=OFF -DBUILD_JULIA_BINDINGS=OFF -DBUILD_GO_BINDINGS=ON -DBUILD_R_BINDINGS=OFF'
 
   steps:
   - template: macos-steps.yaml
diff --git a/.ci/macos-steps.yaml b/.ci/macos-steps.yaml
index ac4441bb67..a7fdead21f 100644
--- a/.ci/macos-steps.yaml
+++ b/.ci/macos-steps.yaml
@@ -12,7 +12,7 @@ steps:
 # Install Build Dependencies
 - script: |
     set -e
-    sudo xcode-select --switch /Applications/Xcode_10.1.app/Contents/Developer
+    sudo xcode-select --switch /Applications/Xcode_12.2.app/Contents/Developer
     unset BOOST_ROOT
     brew install openblas armadillo boost