diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 14ab7fc..5fd024f 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -84,7 +84,7 @@ jobs:
         run: |
           export CARGO_HOME="${{ runner.temp }}/cargo"
           source "$CARGO_HOME/env" 2>/dev/null || true
-          export PATH={{ runner.temp }}/osxcross/bin${PATH:+:${PATH}}
+          export PATH="${{ runner.temp }}/osxcross/bin${PATH:+:${PATH}}"
           maturin sdist --out dist
           rustup default nightly
           rustup target add x86_64-unknown-linux-gnu --toolchain nightly