diff --git a/scripts/build-docs-l10n.sh b/scripts/build-docs-l10n.sh
index 961120e4d..7235ed549 100755
--- a/scripts/build-docs-l10n.sh
+++ b/scripts/build-docs-l10n.sh
@@ -12,7 +12,7 @@
 
 set -euo pipefail
 
-COREUTILS_DIR="${1:?Usage: $0 <coreutils-dir>}"
+COREUTILS_DIR="$(cd "${1:?Usage: $0 <coreutils-dir>}" && pwd)"
 
 # ftl filename -> URL lang code (when they differ)
 declare -A FTL_TO_URL=(