diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6a518931..6ffc8019 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -190,6 +190,7 @@ jobs:
           cargo update -p plotters-svg --precise 0.3.1
           cargo update -p plotters-backend --precise 0.3.2
           cargo update -p bumpalo --precise 3.10.0
+          cargo update -p itertools --precise 0.10.3
 
       - name: Build docs
         run: cargo doc --no-deps --no-default-features --features "full ${{ matrix.extra_features }}"