diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4399ba83..54e4670c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,12 @@ Changes are grouped as follows
 - `Fixed` for any bug fixes.
 - `Security` in case of vulnerabilities.
 
+## 7.5.3
+
+### Fixed
+
+ * Revert change in 7.5.2, the root cause is a different issue.
+
 ## 7.5.2
 
 ### Fixed
diff --git a/cognite/extractorutils/__init__.py b/cognite/extractorutils/__init__.py
index c848e077..cd17fb0a 100644
--- a/cognite/extractorutils/__init__.py
+++ b/cognite/extractorutils/__init__.py
@@ -16,5 +16,5 @@
 Cognite extractor utils is a Python package that simplifies the development of new extractors.
 """
 
-__version__ = "7.5.2"
+__version__ = "7.5.3"
 from .base import Extractor
diff --git a/cognite/extractorutils/uploader/files.py b/cognite/extractorutils/uploader/files.py
index f310538f..7fb25d3a 100644
--- a/cognite/extractorutils/uploader/files.py
+++ b/cognite/extractorutils/uploader/files.py
@@ -267,8 +267,6 @@ def _upload_empty(
             diff = attr - basic_attributes
 
             if len(diff) >= 1 and "externalId" in attr:
-                # Don't change the mime type, updating mime type always fails.
-                file_meta.mime_type = None
                 file_meta_response = self.cdf_client.files.update(file_meta)
 
         return file_meta_response, url
diff --git a/pyproject.toml b/pyproject.toml
index 374d2e31..c1b9a801 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "cognite-extractor-utils"
-version = "7.5.2"
+version = "7.5.3"
 description = "Utilities for easier development of extractors for CDF"
 authors = ["Mathias Lohne <mathias.lohne@cognite.com>"]
 license = "Apache-2.0"