diff --git a/rustfmt.toml b/rustfmt.toml
index 2d80e57c..4289758b 100644
--- a/rustfmt.toml
+++ b/rustfmt.toml
@@ -1,4 +1,4 @@
 # requires unstable rustfmt until the options are stabilized
 format_code_in_doc_comments = true
 imports_layout = "HorizontalVertical"
-merge_imports = true
+imports_granularity = "Crate"