diff --git a/.circleci/config.yml b/.circleci/config.yml
index c84370bba..5eef71ac7 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -170,6 +170,38 @@ jobs:
           name: run tests
           command: POSTGREST_TEST_CONNECTION=$(test/create_test_db "postgres://circleci@localhost" postgrest_test) stack test
 
+  build-test-11:
+    docker:
+      - image: circleci/buildpack-deps:trusty
+        environment:
+          - PGHOST=localhost
+      - image: circleci/postgres:11
+        environment:
+          - POSTGRES_USER=circleci
+          - POSTGRES_DB=circleci
+    steps:
+      - checkout
+      - restore_cache:
+          keys:
+          - v1-stack-dependencies-{{ checksum "postgrest.cabal" }}-{{ checksum "stack.yaml" }}
+      - run:
+          name: install stack & dependencies
+          command: |
+            curl -L https://github.com/commercialhaskell/stack/releases/download/v1.1.2/stack-1.1.2-linux-x86_64.tar.gz | tar zx -C /tmp
+            sudo mv /tmp/stack-1.1.2-linux-x86_64/stack /usr/bin
+            sudo apt-get update
+            sudo apt-get install -y libgmp-dev
+            sudo apt-get install -y postgresql-client
+            stack setup
+      - run:
+          name: build src and tests
+          command: |
+            stack build --fast -j1
+            stack build --fast --test --no-run-tests
+      - run:
+          name: run tests
+          command: POSTGREST_TEST_CONNECTION=$(test/create_test_db "postgres://circleci@localhost" postgrest_test) stack test
+
   build-prof-test:
     docker:
       - image: circleci/buildpack-deps:trusty
@@ -268,6 +300,10 @@ workflows:
           filters:
             tags:
               only: /v[0-9]+(\.[0-9]+)*/
+      - build-test-11:
+          filters:
+            tags:
+              only: /v[0-9]+(\.[0-9]+)*/
       - build-prof-test:
           filters:
             tags:
@@ -277,6 +313,7 @@ workflows:
             - build-test-9.4
             - build-test-9.6
             - build-test-10
+            - build-test-11
             - build-prof-test
           filters:
             tags:
@@ -288,6 +325,7 @@ workflows:
             - build-test-9.4
             - build-test-9.6
             - build-test-10
+            - build-test-11
             - build-prof-test
           filters:
             tags:
@@ -299,6 +337,7 @@ workflows:
             - build-test-9.4
             - build-test-9.6
             - build-test-10
+            - build-test-11
             - build-prof-test
           filters:
             tags:
@@ -310,6 +349,7 @@ workflows:
             - build-test-9.4
             - build-test-9.6
             - build-test-10
+            - build-test-11
             - build-prof-test
           filters:
             tags: