diff --git a/Cargo.toml b/Cargo.toml
index e0909fc..159184f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -14,5 +14,5 @@ repository = "https://github.com/DuckerMan/magnum-opus"
 documentation = "https://docs.rs/magnum-opus"
 
 [dependencies]
-opusic-sys = "0.3.4"
+opusic-sys = "0.4.0"
 libc = "0.2"