diff --git a/pkgs/applications/audio/openmpt123/default.nix b/pkgs/applications/audio/openmpt123/default.nix
index 5a610284c21e..8e6113a716d2 100644
--- a/pkgs/applications/audio/openmpt123/default.nix
+++ b/pkgs/applications/audio/openmpt123/default.nix
@@ -2,14 +2,14 @@
 , usePulseAudio ? config.pulseaudio or false, libpulseaudio }:
 
 let
-  version = "0.5.4";
+  version = "0.5.5";
 in stdenv.mkDerivation {
   pname = "openmpt123";
   inherit version;
 
   src = fetchurl {
     url = "https://lib.openmpt.org/files/libopenmpt/src/libopenmpt-${version}+release.autotools.tar.gz";
-    sha256 = "0h7gpjx1221jwsq3k91p8zhf1h77qaxyasakc88s3g57vawhckgk";
+    sha256 = "sha256-8eAUg+vxpoDZ7AMMmvIPXypawPHgZCwYvVWTz6qc62s=";
   };
 
   enableParallelBuilding = true;