diff --git a/Cargo.toml b/Cargo.toml
index 16b99de07e3..0675e0b8dff 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ edition = "2018"
 cfg-if = { version = "1.0" }
 ctor = { version = "0.1", optional = true }
 indoc = { version = "1.0.3", optional = true }
-inventory = { version = "0.1.4", optional = true }
+inventory = { version = "0.3.1", optional = true }
 libc = "0.2.62"
 parking_lot = "0.11.0"
 num-bigint = { version = "0.3", optional = true }