diff --git a/cognite/client/_api/documents.py b/cognite/client/_api/documents.py
index 92dc53c971..1c367c5c3f 100644
--- a/cognite/client/_api/documents.py
+++ b/cognite/client/_api/documents.py
@@ -491,7 +491,9 @@ def retrieve_content(self, id: int) -> bytes:
                 >>> client = CogniteClient()
                 >>> content = client.documents.retrieve_content(id=123)
         """
-        response = self._do_request("GET", f"{self._RESOURCE_PATH}/{id}/content", accept="text/plain")
+
+        body = {"id": id}
+        response = self._do_request("POST", f"{self._RESOURCE_PATH}/content", accept="text/plain", json=body)
         return response.content
 
     def retrieve_content_buffer(self, id: int, buffer: BinaryIO) -> None: