diff --git a/Cargo.lock b/Cargo.lock
index 6b3f379de5..1b6f122e1e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3530,9 +3530,9 @@ dependencies = [
 
 [[package]]
 name = "retain_mut"
-version = "0.1.2"
+version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53552c6c49e1e13f1a203ef0080ab3bbef0beb570a528993e83df057a9d9bba1"
+checksum = "e9c17925a9027d298a4603d286befe3f9dc0e8ed02523141914eb628798d6e5b"
 
 [[package]]
 name = "ring"
diff --git a/core/Cargo.toml b/core/Cargo.toml
index b17f19cfb1..bd7ac549b4 100644
--- a/core/Cargo.toml
+++ b/core/Cargo.toml
@@ -39,7 +39,7 @@ rand_chacha = "0.2.2"
 rand_core = "0.6.2"
 raptorq = "1.4.2"
 rayon = "1.5.0"
-retain_mut = "0.1.2"
+retain_mut = "0.1.3"
 serde = "1.0.126"
 serde_bytes = "0.11"
 serde_derive = "1.0.103"