diff --git a/configure.ac b/configure.ac
index 2047ed8d2..685c471c5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -152,7 +152,7 @@ int main() {
 }]])], GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC=no, GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC=yes)
 AC_MSG_RESULT($GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC)
 if test "x$GCC_ATOMIC_BUILTINS_NEED_LIBATOMIC" = xyes; then
-    LIBS="-latomic $LIBS"
+    LDFLAGS="$LDFLAGS -latomic"
 fi
 
 PKG_PROG_PKG_CONFIG
diff --git a/flake.nix b/flake.nix
index 869b92cb7..7e02fd70d 100644
--- a/flake.nix
+++ b/flake.nix
@@ -20,7 +20,7 @@
       linuxSystems = linux64BitSystems ++ [ "i686-linux" ];
       systems = linuxSystems ++ [ "x86_64-darwin" ];
 
-      crossSystems = [ "armv7l-linux" ];
+      crossSystems = [ "armv6l-linux" "armv7l-linux" ];
 
       forAllSystems = f: nixpkgs.lib.genAttrs systems (system: f system);