diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 21463aa..c46d466 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        nim: [1.6.18, 2.0.14]
+        nim: [2.0.14]
         os: [ubuntu-latest, macOS-latest, windows-latest]
     steps:
     - name: Checkout