--- rkyv-0.7.20/Cargo.toml	1970-01-01T00:00:01+00:00
+++ rkyv-0.7.20/Cargo.toml	2021-10-29T01:12:27.524845+00:00
@@ -29,7 +29,7 @@
 default-features = false
 
 [dependencies.hashbrown]
-version = "0.11"
+version = "0.9"
 optional = true
 
 [dependencies.indexmap]