diff --git a/.github/workflows/install.yml b/.github/workflows/install.yml
index 00c06ff..3c4a858 100644
--- a/.github/workflows/install.yml
+++ b/.github/workflows/install.yml
@@ -58,7 +58,8 @@ jobs:
           
 
     runs-on: ${{ matrix.os }}
-    continue-on-error: ${{ matrix.can-fail }} || false
+    continue-on-error: |
+      "${{ matrix.can-fail }}" || false
     
     env:
       LISP: ${{ matrix.lisp }}