diff --git a/lib/gems/pending/util/postgres_admin.rb b/lib/gems/pending/util/postgres_admin.rb
index e3a35deb2..d1f1c4d04 100644
--- a/lib/gems/pending/util/postgres_admin.rb
+++ b/lib/gems/pending/util/postgres_admin.rb
@@ -249,7 +249,7 @@ def self.runcmd_with_logging(cmd_str, opts, params = {})
     {
       "PGUSER"     => opts[:username],
       "PGPASSWORD" => opts[:password]
-    }
+    }.delete_blanks
   end
   # rubocop:disable Style/SymbolArray
   PG_DUMP_MULTI_VALUE_ARGS = [