diff --git a/pkgs/development/perl-modules/DB_File/default.nix b/pkgs/development/perl-modules/DB_File/default.nix
index 7dd04463d18f..b6158a61da5f 100644
--- a/pkgs/development/perl-modules/DB_File/default.nix
+++ b/pkgs/development/perl-modules/DB_File/default.nix
@@ -12,7 +12,7 @@ buildPerlPackage rec {
     cat > config.in <<EOF
     PREFIX = size_t
     HASH = u_int32_t
-    LIB = ${db}/lib
+    LIB = ${db.lib}/lib
     INCLUDE = ${db}/include
     EOF
   '';