diff --git a/helpers/envkernel.sh b/helpers/envkernel.sh
index 19884d01..0228760e 100644
--- a/helpers/envkernel.sh
+++ b/helpers/envkernel.sh
@@ -56,7 +56,7 @@ export_pmbootstrap_dir() {
 
 	# Fail with debug information
 	# shellcheck disable=SC2155
-	export pmbootstrap_dir=$(realpath "$script_dir/..")
+	export pmbootstrap_dir="$(realpath "$script_dir/..")"
 	if ! [ -e "$pmbootstrap_dir/pmbootstrap.py" ]; then
 		echo "ERROR: Failed to get the script's location with your shell."
 		echo "Please adjust export_pmbootstrap_dir in envkernel.sh. Debug info:"