diff --git a/ingen/reader/file_reader.py b/ingen/reader/file_reader.py
index 195434dc..621cf4f3 100644
--- a/ingen/reader/file_reader.py
+++ b/ingen/reader/file_reader.py
@@ -41,7 +41,8 @@ def read(self, src):
                 result = pd.DataFrame(columns=config['all_cols'])
             else:
                 raise
-
+        if src.get('convert_dtypes',False):
+            result=result.convert_dtypes()
         return result