diff --git a/devops/docker/Dockerfile b/devops/docker/Dockerfile
index 46bef6946c7568e346dc7a1bf4f72b5bc700f0f5..c880305b1f425595b9a9bf30702aafb7904d32e5 100644
--- a/devops/docker/Dockerfile
+++ b/devops/docker/Dockerfile
@@ -1,4 +1,4 @@
-from fpco/stack-build:lts-14.27
+from fpco/stack-build:lts-16.26
 
 RUN apt-get update && \
     apt-get install -y git libigraph0-dev && \
diff --git a/stack.yaml b/stack.yaml
index b2ad516ce631d0694dbffccfb6fcf7322676631e..0ce73902549b21b58ddd000aeab1995e3b7aa873 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,4 +1,4 @@
-resolver: lts-16.14
+resolver: lts-16.26
 flags: {}
 extra-package-dbs: []
 packages:
@@ -10,7 +10,7 @@ packages:
 
 docker:
   enable: false
-  repo: 'fpco/stack-build:lts-14.27-garg'
+  repo: 'fpco/stack-build:lts-16.26-garg'
   run-args:
     - '--publish=8008:8008'