diff --git a/pkgs/development/libraries/wavpack/default.nix b/pkgs/development/libraries/wavpack/default.nix
index 3bdb1392bd97..efe645818935 100644
--- a/pkgs/development/libraries/wavpack/default.nix
+++ b/pkgs/development/libraries/wavpack/default.nix
@@ -2,29 +2,15 @@
 
 stdenv.mkDerivation rec {
   name = "wavpack-${version}";
-  version = "4.75.0";
+  version = "4.80.0";
 
   enableParallelBuilding = true;
 
   buildInputs = stdenv.lib.optional stdenv.isDarwin libiconv;
 
-  patches = [
-    # backported from
-    # https://github.com/dbry/WavPack/commit/12867b33e2de3e95b88d7cb6f449ce0c5c87cdd5
-    ./wavpack_clang.patch
-  ];
-
-  preConfigure = ''
-    sed -i '2iexec_prefix=@exec_prefix@' wavpack.pc.in
-  '';
-
-  # --disable-asm is required for clang
-  # https://github.com/dbry/WavPack/issues/3
-  configureFlags = lib.optionalString stdenv.cc.isClang "--disable-asm";
-
   src = fetchurl {
     url = "http://www.wavpack.com/${name}.tar.bz2";
-    sha256 = "0bmgwcvch3cjcivk7pyasqysj0s81wkg40j3zfrcd7bl0qhmqgn6";
+    sha256 = "1sbbwvqixg87h02avg0d5r64mpjz8cmhcc6j3s9wmlbvbykjw63r";
   };
 
   meta = with stdenv.lib; {
diff --git a/pkgs/development/libraries/wavpack/wavpack_clang.patch b/pkgs/development/libraries/wavpack/wavpack_clang.patch
deleted file mode 100644
index dfbe47181431..000000000000
--- a/pkgs/development/libraries/wavpack/wavpack_clang.patch
+++ /dev/null
@@ -1,25 +0,0 @@
-diff -ru -x '*~' wavpack-4.75.0_orig/src/wavpack_local.h wavpack-4.75.0/src/wavpack_local.h
---- wavpack-4.75.0_orig/src/wavpack_local.h	2015-05-21 06:50:26.000000000 +0900
-+++ wavpack-4.75.0/src/wavpack_local.h	2015-09-14 21:48:09.000000000 +0900
-@@ -650,9 +650,9 @@
- void scan_word (WavpackStream *wps, int32_t *samples, uint32_t num_samples, int dir);
- void update_error_limit (WavpackStream *wps);
- 
--const uint32_t bitset [32];
--const uint32_t bitmask [32];
--const char nbits_table [256];
-+extern const uint32_t bitset [32];
-+extern const uint32_t bitmask [32];
-+extern const char nbits_table [256];
- 
- int log2s (int32_t value);
- int32_t exp2s (int log);
-@@ -734,7 +734,7 @@
- /////////////////////////////////// common utilities ////////////////////////////////////
- // module: common_utils.c
- 
--const uint32_t sample_rates [16];
-+extern const uint32_t sample_rates [16];
- uint32_t WavpackGetLibraryVersion (void);
- const char *WavpackGetLibraryVersionString (void);
- uint32_t WavpackGetSampleRate (WavpackContext *wpc);