diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index bde842b1..acd52726 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -158,7 +158,7 @@ jobs:
             if echo $toolchain | jq -e 'has("url")' > /dev/null; then
               # If from archive
               toolchain_url=$(echo $toolchain | jq -r ".url")
-              mkdir -p $toolchain_name
+              mkdir -p "$toolchain_name"
 
               # Download archive
               wget "$toolchain_url"