diff --git a/shell.nix b/shell.nix
index cc5d28e..d01cb90 100644
--- a/shell.nix
+++ b/shell.nix
@@ -6,6 +6,7 @@ mkShell rec {
   nativeBuildInputs = [
     gcc
     gnumake
+    gdb
     clang
     qtcreator
     cmake