diff --git a/Cargo.toml b/Cargo.toml
index 2310bb0b4..3672c2e7b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -33,7 +33,7 @@ itertools = { version = "0.7.0", default-features = false }
 cblas-sys = { version = "0.1.4", optional = true, default-features = false }
 blas-src = { version = "0.2.0", optional = true, default-features = false }
 
-matrixmultiply = { version = "0.1.13" }
+matrixmultiply = { version = "0.1.15" }
 # Use via the `serde-1` crate feature!
 serde = { version = "1.0", optional = true }