diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 1c568bb..a0b5de5 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -1,7 +1,8 @@
 8.0.4 (unreleased)
 ------------------
 
-- Nothing changed yet.
+- Adding the reason of the error when migrating
+  [nilbacardit26]
 
 
 8.0.3 (2024-04-10)
diff --git a/guillotina_elasticsearch/migration.py b/guillotina_elasticsearch/migration.py
index 7a61d12..29cabf3 100644
--- a/guillotina_elasticsearch/migration.py
+++ b/guillotina_elasticsearch/migration.py
@@ -457,7 +457,8 @@ async def _index_batch(self, batch):
                             self.batch[_id] = batch[_id]
                             self.batch[_id]["action"] = "index"
                         else:
-                            errors.append(f'{_id}: {value["status"]}')
+                            reason = value.get("reason")
+                            errors.append(f'{_id}: {value["status"]} {reason}')
             if len(errors) > 0:
                 logger.warning(f"Error bulk putting: {errors}")
 
diff --git a/setup.py b/setup.py
index 312ad5e..897459d 100644
--- a/setup.py
+++ b/setup.py
@@ -11,7 +11,7 @@
     "pytest-cov",
     "pytest-docker-fixtures[pg]>=1.3.0",
     "prometheus-client>=0.9.0",  # TODO: remove
-    "docker>=6.0.0,<=6.1.3"
+    "docker>=7.1.0",
 ]