diff --git a/docs/source/c8_changes.rst b/docs/source/c8_changes.rst
index 22bc49bbee9b1ec614dbf6482ac35a7597d8ecae..7bebf89c910244e32c986db1ca3a2e621eefc189 100644
--- a/docs/source/c8_changes.rst
+++ b/docs/source/c8_changes.rst
@@ -55,7 +55,7 @@ Change list
                 return data + np.mean(trc["ra"]) + np.mean(trc["dec"])
 
 
-            def base_distortion(
+            def base_msc_l1_mbi_image_distortion(
                 input_file, output_file, rc: str = "/path/to/gaia_dr3.fits", **kwargs
             ) -> CsstResult:
                 """your docstring here"""