diff --git a/src/backend/commands/collationcmds.c b/src/backend/commands/collationcmds.c
index 55a0e24a35..b8ec6f5756 100644
--- a/src/backend/commands/collationcmds.c
+++ b/src/backend/commands/collationcmds.c
@@ -577,7 +577,7 @@ pg_import_system_collations(PG_FUNCTION_ARGS)
     * We use uloc_countAvailable()/uloc_getAvailable() rather than
     * ucol_countAvailable()/ucol_getAvailable().  The former returns a full
     * set of language+region combinations, whereas the latter only returns
-    * language+region combinations of they are distinct from the language's
+    * language+region combinations if they are distinct from the language's
     * base collation.  So there might not be a de-DE or en-GB, which would be
     * confusing.
     */