diff --git a/flake.nix b/flake.nix
index 8a21581..f0c19e8 100644
--- a/flake.nix
+++ b/flake.nix
@@ -33,6 +33,7 @@
               # pkgsCross.arm-embedded.stdenv.cc
               # pkgsCross.arm-embedded.buildPackages.gdb
               gcc-arm-embedded-13 # replaces above packages since gcc compiles libc in arm, not thumb2
+              glibc_multi
               segger-jlink
               clang-tools
               cmake