diff --git a/pkgs/data/misc/tzdata/default.nix b/pkgs/data/misc/tzdata/default.nix
index dc80580ff5ec..5065e3718cb2 100644
--- a/pkgs/data/misc/tzdata/default.nix
+++ b/pkgs/data/misc/tzdata/default.nix
@@ -31,6 +31,7 @@ stdenv.mkDerivation rec {
     "MANDIR=$(man)/share/man"
     "AWK=awk"
     "CFLAGS=-DHAVE_LINK=0"
+    "CFLAGS+=-DZIC_BLOAT_DEFAULT=\\\"fat\\\""
     "cc=${stdenv.cc.targetPrefix}cc"
     "AR=${stdenv.cc.targetPrefix}ar"
   ];