diff --git a/lib/textmagic_rest_client/api_client.rb b/lib/textmagic_rest_client/api_client.rb
index a25899f..a49a5b3 100644
--- a/lib/textmagic_rest_client/api_client.rb
+++ b/lib/textmagic_rest_client/api_client.rb
@@ -264,7 +264,7 @@ def sanitize_filename(filename)
     def build_request_url(path)
       # Add leading and trailing slashes to path
       path = "/#{path}".gsub(/\/+/, '/')
-      URI.encode(@config.base_url + path)
+      URI.escape(@config.base_url + path)
     end
 
     # Builds the HTTP request body