diff --git a/pkgs/applications/editors/vim/plugins/non-generated/avante-nvim/default.nix b/pkgs/applications/editors/vim/plugins/non-generated/avante-nvim/default.nix
index 870e06dc0c52..b2d916acc053 100644
--- a/pkgs/applications/editors/vim/plugins/non-generated/avante-nvim/default.nix
+++ b/pkgs/applications/editors/vim/plugins/non-generated/avante-nvim/default.nix
@@ -71,6 +71,10 @@ vimUtils.buildVimPlugin {
       ln -s ${avante-nvim-lib}/lib/libavante_templates${ext} $out/build/avante_templates${ext}
       ln -s ${avante-nvim-lib}/lib/libavante_tokenizers${ext} $out/build/avante_tokenizers${ext}
       ln -s ${avante-nvim-lib}/lib/libavante_html2md${ext} $out/build/avante_html2md${ext}
+
+      # Fixes PKCE auth flows not finding libcrypto
+      substituteInPlace "$out/lua/avante/auth/pkce.lua" \
+        --replace-fail 'pcall(ffi.load, "crypto")' 'pcall(ffi.load, "${lib.getLib openssl}/lib/libcrypto${ext}")'
     '';
 
   passthru = {