diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5ee0579..8ce973f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,7 @@ jobs:
       matrix:
         version:
           - '1.6'
-          - '1.'
+          - '1'
         os:
           - ubuntu-latest
           - macOS-latest