diff --git a/src/providers/s3/s3_provider.cpp b/src/providers/s3/s3_provider.cpp
index 5e3116fb..3f26e540 100644
--- a/src/providers/s3/s3_provider.cpp
+++ b/src/providers/s3/s3_provider.cpp
@@ -55,6 +55,7 @@ get_object_list(i_http_comm &client, const s3_config &config,
   }
   if (prefix.has_value() && not prefix.value().empty()) {
     get.query["prefix"] = prefix.value();
+    utils::string::left_trim(get.query["prefix"], '/');
   }
   get.response_handler = [&response_data](const data_buffer &data,
                                           long /*response_code*/) {