diff --git a/microdroid/Android.bp b/microdroid/Android.bp
index 3566bd2..7384cef 100644
--- a/microdroid/Android.bp
+++ b/microdroid/Android.bp
@@ -518,11 +518,6 @@
 prebuilt_etc {
     name: "microdroid_uboot_env",
     src: ":microdroid_uboot_env_gen",
-    arch: {
-        x86_64: {
-            src: ":microdroid_uboot_env_gen_x86_64",
-        },
-    },
     filename: "uboot_env.img",
 }
 
@@ -546,26 +541,6 @@
         "--image $(out)",
 }
 
-genrule {
-    name: "microdroid_uboot_env_gen_x86_64",
-    tools: [
-        "mkenvimage_host",
-        "avbtool",
-    ],
-    srcs: [
-        "uboot-env-x86_64.txt",
-        ":microdroid_sign_key",
-    ],
-    out: ["output.img"],
-    cmd: "$(location mkenvimage_host) -s 4096 -o $(out) $(location uboot-env-x86_64.txt) && " +
-        "$(location avbtool) add_hash_footer " +
-        "--algorithm SHA256_RSA4096 " +
-        "--partition_name uboot_env " +
-        "--key $(location :microdroid_sign_key) " +
-        "--partition_size $$(( " + avb_hash_footer_kb + " * 1024 + ( $$(stat --format=%s $(out)) + 4096 - 1 ) / 4096 * 4096 )) " +
-        "--image $(out)",
-}
-
 // Note that keys can be different for filesystem images even though we're using the same key
 // for microdroid. However, the key signing VBmeta should match with the pubkey embedded in
 // bootloader.
diff --git a/microdroid/uboot-env-x86_64.txt b/microdroid/uboot-env-x86_64.txt
deleted file mode 100644
index 07a9b18..0000000
--- a/microdroid/uboot-env-x86_64.txt
+++ /dev/null
@@ -1,18 +0,0 @@
-# Static u-boot environment variables for microdroid. See b/180481192
-
-# Boot the device following the Android boot procedure
-# `0` is the disk number of os_composite.img
-# `a` and `_a` are the slot index for A/B
-bootcmd=verified_boot_android virtio 0 a
-
-bootdelay=0
-
-# U-Boot in x86_64 by defaults loads kernel at 0x20000000 (512MB), which is
-# out of the physical memory when the VM is launched with the default memory
-# size of 256MB. To avoid that, explicitly set the kernel load addresss using
-# loadaddr variable.
-loadaddr=0x02000000
-fdtaddr=0x40000000
-
-# Microdroid doesn't use keymint yet
-android_keymint_needed=N
diff --git a/microdroid/uboot-env.txt b/microdroid/uboot-env.txt
index 0385b50..e5f8b79 100644
--- a/microdroid/uboot-env.txt
+++ b/microdroid/uboot-env.txt
@@ -1,12 +1 @@
-# Static u-boot environment variables for microdroid. See b/180481192
-
-# Boot the device following the Android boot procedure
-# `0` is the disk number of os_composite.img
-# `a` and `_a` are the slot index for A/B
-bootcmd=verified_boot_android virtio 0 a
-
-bootdelay=0
-fdtaddr=0x80000000
-
-# Microdroid doesn't use keymint yet
-android_keymint_needed=N
+# Empty environment for bootloader debugging