diff --git a/bolt/test/link_fdata.sh b/bolt/test/link_fdata.sh
index 348dadc2957e..c7f41b876b05 100755
--- a/bolt/test/link_fdata.sh
+++ b/bolt/test/link_fdata.sh
@@ -7,12 +7,12 @@ mapfile -t symbols < <(nm --defined-only "$2")
 
 for line in "${symbols[@]}"; do
     val=$(echo $line | cut -d' ' -f1)
-    symname=$(echo $line | awk '{ $1=$2=""; print $0 }' | sed 's/^[ \t]*//')
+    symname=$(echo $line | awk '{ $1=$2=""; print $0 }' | sed 's|^[ \t]*||')
     if [ -z "$symname" ]; then
         continue
     fi
     if [ -z "${val##*[!0-9a-fA-F]*}" ]; then
         continue
     fi
-    sed -i -e "s/\#${symname}\#/$val/g" $3
+    sed -i -e "s|\#${symname}\#|$val|g" $3
 done