diff -u b/core/modules/color/migrations/d7_color.yml b/core/modules/color/migrations/d7_color.yml
--- b/core/modules/color/migrations/d7_color.yml
+++ b/core/modules/color/migrations/d7_color.yml
@@ -13,7 +13,7 @@
     plugin: skip_on_empty
     source: theme_installed
     method: row
-  # Skip where name ends in 'screenshot'.
+  # Skip if the variable name ends in 'screenshot'.
   screenshot:
     plugin: skip_on_empty
     source: screenshot
diff -u b/core/modules/color/src/Plugin/migrate/source/d7/Color.php b/core/modules/color/src/Plugin/migrate/source/d7/Color.php
--- b/core/modules/color/src/Plugin/migrate/source/d7/Color.php
+++ b/core/modules/color/src/Plugin/migrate/source/d7/Color.php
@@ -82,7 +82,7 @@
       $row->setSourceProperty('theme_installed', TRUE);
     }
 
-    // Screenshot are ignored and will be skipped in the process pipeline.
+    // Screenshot is ignored and will be skipped in the process pipeline.
     if ($name[2] != 'screenshot') {
       $row->setSourceProperty('screenshot', TRUE);
     }