diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index 5934e0dd681..8b04e1ea06a 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -9214,7 +9214,7 @@ let self = _self // overrides; _self = with self; {
     name = "Mozilla-Ldap-${version}";
     version = "1.5.3";
     USE_OPENLDAP = 1;
-    LDAPSDKDIR = pkgs.openldap;
+    LDAPSDKDIR = pkgs.openldap.dev;
     LDAPSDKLIBDIR = "${pkgs.openldap.out}/lib";
     src = fetchurl {
       url = "https://ftp.mozilla.org/pub/directory/perldap/releases/${version}/src/perl-mozldap-${version}.tar.gz";