diff --git a/.circleci/config.yml b/.circleci/config.yml
index defdbdd..1a684ba 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -19,7 +19,7 @@ jobs:
     build:
         working_directory: ~/guesswork
         docker:
-            - image: circleci/node:8.12.0@sha256:a44f73432310d38236bec7a6b7acc1eaa57fa56171e4e698d264bbbaaa5f1b97
+            - image: circleci/node:8.17.0@sha256:5e517e670d90c96ab23a6b1269634b6dcb7f11fc02cf8da153d17f055ecb5cd7
         steps:
             - checkout
             - run:
@@ -45,7 +45,7 @@ jobs:
     release:
         working_directory: ~/guesswork
         docker:
-            - image: circleci/node:8.12.0@sha256:a44f73432310d38236bec7a6b7acc1eaa57fa56171e4e698d264bbbaaa5f1b97
+            - image: circleci/node:8.17.0@sha256:5e517e670d90c96ab23a6b1269634b6dcb7f11fc02cf8da153d17f055ecb5cd7
         steps:
             - checkout
             - run: npm install
diff --git a/.nvmrc b/.nvmrc
index e51b343..29d3fcd 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-8.12.0
+8.17.0