diff --git a/pkgs/by-name/ca/capypdf/package.nix b/pkgs/by-name/ca/capypdf/package.nix
index 51f3a492ae3a..3ddff2102dc8 100644
--- a/pkgs/by-name/ca/capypdf/package.nix
+++ b/pkgs/by-name/ca/capypdf/package.nix
@@ -11,6 +11,7 @@
   libpng,
   libtiff,
   zlib,
+  darwinMinVersionHook,
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -42,7 +43,9 @@ stdenv.mkDerivation (finalAttrs: {
     libjpeg
     libtiff
     zlib
-  ];
+  ]
+  # error: 'to_chars' is unavailable: introduced in macOS 13.3
+  ++ lib.optional stdenv.hostPlatform.isDarwin (darwinMinVersionHook "13.3");
 
   meta = {
     description = "Fully color managed PDF generation library";