diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f3f6b04..fc56240 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -9,8 +9,7 @@ jobs:
     strategy:
       matrix:
         nim:
-          - '1.6.18'
-          - '1.6.14'
+          - '2.0.14'
         os:
           - ubuntu-latest
           - windows-latest