diff --git a/entrypoint b/entrypoint
index 55000640..ea1a8a66 100755
--- a/entrypoint
+++ b/entrypoint
@@ -109,7 +109,7 @@ if [[ -n "$DB_RESTORE_TARGET" ]]; then
   if [[ "${uri[schema]}" == "file" ]]; then
     cp $DB_RESTORE_TARGET $TMPRESTORE 2>/dev/null
   elif [[ "${uri[schema]}" == "s3" ]]; then
-    [[ -n "$AWS_ENDPOINT_URL" ]] && AWS_ENDPOINT_OPT="--endpoint-url $AWS_ENDPOINT_URL"
+    [[ -n "$AWS_ENDPOINT_URL" ]] && AWS_ENDPOINT_OPT="$AWS_ENDPOINT_OPT --endpoint-url $AWS_ENDPOINT_URL"
       aws ${AWS_ENDPOINT_OPT} s3 cp "${DB_RESTORE_TARGET}" $TMPRESTORE
   elif [[ "${uri[schema]}" == "smb" ]]; then
     if [[ -n "$SMB_USER" ]]; then
diff --git a/functions.sh b/functions.sh
index 36c5db5b..71d8c55b 100644
--- a/functions.sh
+++ b/functions.sh
@@ -194,7 +194,7 @@ function backup_target() {
       ;;
     "s3")
       # allow for endpoint url override
-      [[ -n "$AWS_ENDPOINT_URL" ]] && AWS_ENDPOINT_OPT="--endpoint-url $AWS_ENDPOINT_URL"
+      [[ -n "$AWS_ENDPOINT_URL" ]] && AWS_ENDPOINT_OPT="$AWS_ENDPOINT_OPT --endpoint-url $AWS_ENDPOINT_URL"
       aws ${AWS_ENDPOINT_OPT} s3 cp ${TMPDIR}/${SOURCE} "${DB_DUMP_TARGET}/${TARGET}"
       ;;
     "smb")