diff --git a/airbyte_cdk/sources/declarative/parsers/model_to_component_factory.py b/airbyte_cdk/sources/declarative/parsers/model_to_component_factory.py
index 2bd7d268d..17102d5c4 100644
--- a/airbyte_cdk/sources/declarative/parsers/model_to_component_factory.py
+++ b/airbyte_cdk/sources/declarative/parsers/model_to_component_factory.py
@@ -2629,6 +2629,7 @@ def create_gzip_decoder(
             "application/gzip",
             "application/x-gzip",
             "application/x-zip-compressed",
+            "application/a-gzip",
         }
 
         gzip_parser: GzipParser = ModelToComponentFactory._get_parser(model, config)  # type: ignore  # based on the model, we know this will be a GzipParser