diff --git a/pkgs/applications/misc/kchmviewer/default.nix b/pkgs/applications/misc/kchmviewer/default.nix
deleted file mode 100644
index f3ecbdf87e37..000000000000
--- a/pkgs/applications/misc/kchmviewer/default.nix
+++ /dev/null
@@ -1,66 +0,0 @@
-{
-  lib,
-  stdenv,
-  fetchFromGitHub,
-  fetchpatch,
-  qmake,
-  wrapQtAppsHook,
-  chmlib,
-  libzip,
-  qtwebengine,
-}:
-
-stdenv.mkDerivation rec {
-  pname = "kchmviewer";
-  version = "8.0";
-
-  src = fetchFromGitHub {
-    owner = "gyunaev";
-    repo = pname;
-    rev = "RELEASE_${lib.replaceStrings [ "." ] [ "_" ] version}";
-    sha256 = "sha256-YNpiBf6AFBCRbAZRPODvqGbQQedJJJrZFQIQyzIeBlw=";
-  };
-
-  patches = [
-    # remove unused webkit
-    (fetchpatch {
-      url = "https://github.com/gyunaev/kchmviewer/commit/a4a3984465cb635822953350c571950ae726b539.patch";
-      sha256 = "sha256-nHW18a4SrTG4fETJmKS4ojHXwnX1d1uN1m4H0GIuI28=";
-    })
-    # QtWebengine fixes
-    (fetchpatch {
-      url = "https://github.com/gyunaev/kchmviewer/commit/9ac73e7ad15de08aab6b1198115be2eb44da7afe.patch";
-      sha256 = "sha256-qg2ytqA2On7jg19WZmHIOU7vLQI2hoyqItySLEA64SY=";
-    })
-    (fetchpatch {
-      url = "https://github.com/gyunaev/kchmviewer/commit/99a6d94bdfce9c4578cce82707e71863a71d1453.patch";
-      sha256 = "sha256-o8JkaMmcJObmMt+o/6ooCAPCi+yRAWDAgxV+tR5eHfY=";
-    })
-  ];
-
-  buildInputs = [
-    chmlib
-    libzip
-    qtwebengine
-  ];
-
-  nativeBuildInputs = [
-    qmake
-    wrapQtAppsHook
-  ];
-
-  postInstall = ''
-    install -Dm755 bin/kchmviewer -t $out/bin
-    install -Dm644 packages/kchmviewer.png -t $out/share/pixmaps
-    install -Dm644 packages/kchmviewer.desktop -t $out/share/applications
-  '';
-
-  meta = with lib; {
-    description = "CHM (Winhelp) files viewer";
-    mainProgram = "kchmviewer";
-    homepage = "http://www.ulduzsoft.com/linux/kchmviewer/";
-    license = licenses.gpl3Plus;
-    maintainers = with maintainers; [ sikmir ];
-    platforms = platforms.linux;
-  };
-}
diff --git a/pkgs/by-name/kc/kchmviewer/package.nix b/pkgs/by-name/kc/kchmviewer/package.nix
new file mode 100644
index 000000000000..3e84705d0992
--- /dev/null
+++ b/pkgs/by-name/kc/kchmviewer/package.nix
@@ -0,0 +1,81 @@
+{
+  lib,
+  stdenv,
+  fetchFromGitHub,
+  fetchpatch,
+  qt5,
+  chmlib,
+  libzip,
+}:
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "kchmviewer";
+  version = "8.0";
+
+  src = fetchFromGitHub {
+    owner = "gyunaev";
+    repo = "kchmviewer";
+    tag = "RELEASE_${lib.replaceStrings [ "." ] [ "_" ] finalAttrs.version}";
+    hash = "sha256-YNpiBf6AFBCRbAZRPODvqGbQQedJJJrZFQIQyzIeBlw=";
+  };
+
+  patches = [
+    # remove unused webkit
+    (fetchpatch {
+      url = "https://github.com/gyunaev/kchmviewer/commit/a4a3984465cb635822953350c571950ae726b539.patch";
+      hash = "sha256-nHW18a4SrTG4fETJmKS4ojHXwnX1d1uN1m4H0GIuI28=";
+    })
+    # QtWebengine fixes
+    (fetchpatch {
+      url = "https://github.com/gyunaev/kchmviewer/commit/9ac73e7ad15de08aab6b1198115be2eb44da7afe.patch";
+      hash = "sha256-qg2ytqA2On7jg19WZmHIOU7vLQI2hoyqItySLEA64SY=";
+    })
+    (fetchpatch {
+      url = "https://github.com/gyunaev/kchmviewer/commit/99a6d94bdfce9c4578cce82707e71863a71d1453.patch";
+      hash = "sha256-o8JkaMmcJObmMt+o/6ooCAPCi+yRAWDAgxV+tR5eHfY=";
+    })
+    # Fix build on macOS
+    (fetchpatch {
+      url = "https://github.com/gyunaev/kchmviewer/pull/35/commits/b68ed6fe72eaf9ee4e7e42925f5071fbd02dc6b3.patch";
+      hash = "sha256-sJA0RE0Z83tYv0S42yQYWKKeLhW+YDsrxLkY5aMKKT4=";
+    })
+    (fetchpatch {
+      url = "https://github.com/gyunaev/kchmviewer/pull/35/commits/d307e4e829c5a6f57ab0040f786c3da7fd2f0a99.patch";
+      hash = "sha256-FWYfqG8heL6AnhevueCWHQc+c6Yj4+DuIdjIwXVZ+O4=";
+    })
+  ];
+
+  buildInputs = [
+    chmlib
+    libzip
+    qt5.qtwebengine
+  ];
+
+  nativeBuildInputs = [
+    qt5.qmake
+    qt5.wrapQtAppsHook
+  ];
+
+  postInstall =
+    if stdenv.hostPlatform.isDarwin then
+      ''
+        mkdir -p $out/{Applications,bin}
+        mv bin/kchmviewer.app $out/Applications
+        ln -s $out/Applications/kchmviewer.app/Contents/MacOS/kchmviewer $out/bin/kchmviewer
+      ''
+    else
+      ''
+        install -Dm755 bin/kchmviewer -t $out/bin
+        install -Dm644 packages/kchmviewer.png -t $out/share/pixmaps
+        install -Dm644 packages/kchmviewer.desktop -t $out/share/applications
+      '';
+
+  meta = {
+    description = "CHM (Winhelp) files viewer";
+    mainProgram = "kchmviewer";
+    homepage = "http://www.ulduzsoft.com/linux/kchmviewer/";
+    license = lib.licenses.gpl3Plus;
+    maintainers = with lib.maintainers; [ sikmir ];
+    platforms = lib.platforms.unix;
+  };
+})
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 2b9599d58968..1bc22b9cca40 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -12985,8 +12985,6 @@ with pkgs;
 
   kapow = libsForQt5.callPackage ../applications/misc/kapow { };
 
-  kchmviewer = libsForQt5.callPackage ../applications/misc/kchmviewer { };
-
   okteta = libsForQt5.callPackage ../applications/editors/okteta { };
 
   k4dirstat = libsForQt5.callPackage ../applications/misc/k4dirstat { };