diff --git a/nemu/flake.nix b/nemu/flake.nix
index e70f447..850bb03 100644
--- a/nemu/flake.nix
+++ b/nemu/flake.nix
@@ -54,13 +54,14 @@
             echo NEMU_HOME=$NEMU_HOME
             echo pwd=$(pwd)
             mkdir -p $(pwd)/kconfig
+            make 
           '';
-            # WORK_DIR=$(pwd) obj=$(pwd)/kconfig make --trace -e -f scripts/config.mk WORK_DIR=$(pwd) obj=$(pwd)/kconfig rv32_defconfig
 
           buildPhase = ''
             mkdir -p $out
-            ls $out
-            BUILD_DIR=$out make --trace
+            cat .config
+            ls /build/nemu/include/
+            make --trace
           '';
 
           installPhase = ''
diff --git a/nemu/tools/kconfig/Makefile b/nemu/tools/kconfig/Makefile
index e29b038..d853482 100644
--- a/nemu/tools/kconfig/Makefile
+++ b/nemu/tools/kconfig/Makefile
@@ -32,7 +32,6 @@ $(obj)/parser.tab.c $(obj)/parser.tab.h: parser.y
 	@bison -v $< --defines=$(obj)/parser.tab.h -o $(obj)/parser.tab.c
 
 conf:
-	@ldconfig -v
 	@$(MAKE) -s
 
 mconf: