diff --git a/update_indices.R b/update_indices.R
index cc3c250c..2da2a38c 100644
--- a/update_indices.R
+++ b/update_indices.R
@@ -241,7 +241,7 @@ res <- tryCatch(
 )
 
 httr::GET(
-  paste0(Sys.getenv("APP_HOSTNAME"), ":", Sys.getenv("APP_PORT")),
+  paste0("http://", Sys.getenv("APP_HOSTNAME"), ":", Sys.getenv("APP_PORT")),
   path = "job",
   query = list(status = res, secret = Sys.getenv("JOB_SECRET"))
 )