diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4f4cad2..12de43e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,9 +16,10 @@ jobs:
     - uses: actions/checkout@v2
     - run: cargo test --locked
     # check print-completions don't fail
-    - run: cargo run -- print-completions bash
-    - run: cargo run -- print-completions fish
-    - run: cargo run -- print-completions zsh
+    # release as debug panics, see https://github.com/clap-rs/clap/issues/4272
+    - run: cargo run --release -- print-completions bash
+    - run: cargo run --release -- print-completions fish
+    - run: cargo run --release -- print-completions zsh
 
   test-windows:
     runs-on: windows-latest