diff --git a/packages.nix b/packages.nix
index e394f79..e33a461 100644
--- a/packages.nix
+++ b/packages.nix
@@ -136,6 +136,7 @@
     gnumake
     cmake
     gcc
+    gdb
     gcc-arm-embedded
     arduino-ide
     (python3.withPackages (myPythonPackages))