diff --git a/pkgs/development/libraries/speech-tools/default.nix b/pkgs/development/libraries/speech-tools/default.nix
index 5f52f394a002..8bee16fef753 100644
--- a/pkgs/development/libraries/speech-tools/default.nix
+++ b/pkgs/development/libraries/speech-tools/default.nix
@@ -1,6 +1,7 @@
 { lib
 , stdenv
 , fetchurl
+, fetchpatch
 , ncurses
 , alsa-lib
 , CoreServices
@@ -17,6 +18,14 @@ stdenv.mkDerivation rec {
     sha256 = "1k2xh13miyv48gh06rgsq2vj25xwj7z6vwq9ilsn8i7ig3nrgzg4";
   };
 
+  patches = [
+    # Fix build on Apple Silicon. Remove in the next release.
+    (fetchpatch {
+      url = "https://github.com/festvox/speech_tools/commit/06141f69d21bf507a9becb5405265dc362edb0df.patch";
+      hash = "sha256-tRestCBuRhak+2ccsB6mvDxGm/TIYX4eZ3oppCOEP9s=";
+    })
+  ];
+
   buildInputs = [
     ncurses
   ] ++ lib.optionals stdenv.isLinux [