diff --git a/beets/metadata_plugins.py b/beets/metadata_plugins.py
index 56bf8124f..3da137b51 100644
--- a/beets/metadata_plugins.py
+++ b/beets/metadata_plugins.py
@@ -133,7 +133,7 @@ def _get_distance(
 
     dist = Distance()
     if info.data_source == data_source:
-        dist.add("source", config["source_weight"].as_number())
+        dist.add("source", config["data_source_mismatch_penalty"].as_number())
     return dist
 
 
@@ -150,7 +150,7 @@ class MetadataSourcePlugin(BeetsPlugin, metaclass=abc.ABCMeta):
         self.config.add(
             {
                 "search_limit": 5,
-                "source_weight": 0.5,
+                "data_source_mismatch_penalty": 0.5,
             }
         )
 
diff --git a/docs/plugins/index.rst b/docs/plugins/index.rst
index 64874dd32..52009ed84 100644
--- a/docs/plugins/index.rst
+++ b/docs/plugins/index.rst
@@ -50,8 +50,8 @@ Using Metadata Source Plugins
 Some plugins provide sources for metadata in addition to MusicBrainz. These
 plugins share the following configuration option:
 
-- **source_weight**: Penalty applied to matches during import. Set to 0.0 to
-  disable. Default: ``0.5``.
+- **data_source_mismatch_penalty**: Penalty applied to matches during import.
+  Set to 0.0 to disable. Default: ``0.5``.
 
 For example, to equally consider matches from Discogs and MusicBrainz add the
 following to your configuration:
@@ -61,7 +61,7 @@ following to your configuration:
     plugins: musicbrainz discogs
 
     discogs:
-       source_weight: 0.0
+       data_source_mismatch_penalty: 0.0
 
 .. toctree::
     :hidden:
diff --git a/docs/plugins/spotify.rst b/docs/plugins/spotify.rst
index 2c6cb3d1c..33d8f1051 100644
--- a/docs/plugins/spotify.rst
+++ b/docs/plugins/spotify.rst
@@ -106,7 +106,7 @@ Here's an example:
 ::
 
     spotify:
-        source_weight: 0.7
+        data_source_mismatch_penalty: 0.7
         mode: open
         region_filter: US
         show_failures: on