diff --git a/pkgs/applications/editors/vim/plugins/generated.nix b/pkgs/applications/editors/vim/plugins/generated.nix
index 79c937e0e6b0..2ce41e70f789 100644
--- a/pkgs/applications/editors/vim/plugins/generated.nix
+++ b/pkgs/applications/editors/vim/plugins/generated.nix
@@ -8765,6 +8765,18 @@ final: prev:
     meta.homepage = "https://github.com/chrisbra/unicode.vim/";
   };
 
+  unison = buildVimPluginFrom2Nix {
+    pname = "unison";
+    version = "2023-02-03";
+    src = fetchFromGitHub {
+      owner = "unisonweb";
+      repo = "unison";
+      rev = "59acc0cbe429492a99bfebf2b783fc2fa3967f75";
+      sha256 = "1nrpxprq1f2pp269nrx18avv7ghngqlr7rjahib91rgkvhw6k1x7";
+    };
+    meta.homepage = "https://github.com/unisonweb/unison/";
+  };
+
   unite-vim = buildVimPluginFrom2Nix {
     pname = "unite.vim";
     version = "2021-02-06";
diff --git a/pkgs/applications/editors/vim/plugins/overrides.nix b/pkgs/applications/editors/vim/plugins/overrides.nix
index 4f28c4bde69d..1a036dee23f0 100644
--- a/pkgs/applications/editors/vim/plugins/overrides.nix
+++ b/pkgs/applications/editors/vim/plugins/overrides.nix
@@ -991,6 +991,11 @@ self: super: {
       '';
     });
 
+  unison = super.unison.overrideAttrs (old: {
+    # Editor stuff isn't at top level
+    postPatch = "cd editor-support/vim";
+  });
+
   vCoolor-vim = super.vCoolor-vim.overrideAttrs (old: {
     # on linux can use either Zenity or Yad.
     propagatedBuildInputs = [ gnome.zenity ];
diff --git a/pkgs/applications/editors/vim/plugins/vim-plugin-names b/pkgs/applications/editors/vim/plugins/vim-plugin-names
index 842afd6d5006..3e4363497736 100644
--- a/pkgs/applications/editors/vim/plugins/vim-plugin-names
+++ b/pkgs/applications/editors/vim/plugins/vim-plugin-names
@@ -735,6 +735,7 @@ https://github.com/leafgarland/typescript-vim/,,
 https://github.com/SirVer/ultisnips/,,
 https://github.com/mbbill/undotree/,,
 https://github.com/chrisbra/unicode.vim/,,
+https://github.com/unisonweb/unison/,,
 https://github.com/Shougo/unite.vim/,,
 https://github.com/axieax/urlview.nvim/,,
 https://github.com/vim-scripts/utl.vim/,,