diff --git a/microdroid/Android.bp b/microdroid/Android.bp
index 5d48a4b..a53c454 100644
--- a/microdroid/Android.bp
+++ b/microdroid/Android.bp
@@ -35,7 +35,7 @@
 android_filesystem {
     name: "microdroid",
     use_avb: true,
-    avb_private_key: "microdroid.pem",
+    avb_private_key: ":avb_testkey_rsa4096",
     avb_algorithm: "SHA256_RSA4096",
     partition_name: "system",
     deps: [
@@ -103,7 +103,7 @@
             ],
         },
     },
-    avb_private_key: "microdroid.pem",
+    avb_private_key: ":avb_testkey_rsa4096",
     avb_algorithm: "SHA256_RSA4096",
     file_contexts: "microdroid_vendor_file_contexts",
 }
@@ -166,7 +166,7 @@
     header_version: "4",
     partition_name: "boot",
     use_avb: true,
-    avb_private_key: "microdroid.pem",
+    avb_private_key: ":avb_testkey_rsa4096",
 }
 
 android_filesystem {
@@ -195,7 +195,7 @@
     vendor_boot: true,
     partition_name: "vendor_boot",
     use_avb: true,
-    avb_private_key: "microdroid.pem",
+    avb_private_key: ":avb_testkey_rsa4096",
 }
 
 android_filesystem {
@@ -279,7 +279,7 @@
 vbmeta {
     name: "microdroid_vbmeta",
     partition_name: "vbmeta",
-    private_key: "microdroid.pem",
+    private_key: ":avb_testkey_rsa4096",
     partitions: [
         "microdroid_vendor",
         "microdroid_vendor_boot-5.10",
@@ -288,12 +288,12 @@
         {
             name: "vbmeta_system",
             rollback_index_location: 1,
-            private_key: "microdroid.pem",
+            private_key: ":avb_testkey_rsa4096",
         },
         {
             name: "boot",
             rollback_index_location: 2,
-            private_key: "microdroid.pem",
+            private_key: ":avb_testkey_rsa4096",
         },
     ],
 }
@@ -301,7 +301,7 @@
 vbmeta {
     name: "microdroid_vbmeta_system",
     partition_name: "vbmeta_system",
-    private_key: "microdroid.pem",
+    private_key: ":avb_testkey_rsa4096",
     partitions: [
         "microdroid",
     ],
diff --git a/microdroid/microdroid.pem b/microdroid/microdroid.pem
deleted file mode 100644
index 2c9de45..0000000
--- a/microdroid/microdroid.pem
+++ /dev/null
@@ -1,51 +0,0 @@
------BEGIN RSA PRIVATE KEY-----
-MIIJKAIBAAKCAgEAwOn8PTeXaSbNtTx0iJspX7ZJn1dUWHeDtq/r6HPTCEnFuYqV
-c4foSjbF3nIR5T5ZxLeAcTYUl2A/mieUYKG7DkySf5LGlAgWOn4/UXSl14fvESBK
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-s+85o1/8rfa576qwSLR++ztvZwg3DF/4UQME2oqGLM9TLyj8bdN3Co4XSwsJ7pru
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-AQKCAgABk+hUN9gtK/wSt2PcmihEeCEyBGzULGYPYHD1fb0EHFZZpiCCyWHE+Z20
-rAopbdEeIsISKvcQJeFfSWOVRr1Y6JdqI7EsFMTZxZ6O8/1HPf1ejn0NM7ES4PJq
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-8E/97rMKCJpOGQX5jq8lTUJNif9USPAUBd1OUujbI4GI653pINJHu/Du1KyJ6R6V
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-C/TWWd6F/qE8cSCI8/ZQ5iEarw8Hp3sVe7KRqwG0n2ESlW/px6E9DmzbjgW/BLwB
-diBLmHVmOT5BZPqbjNiwsX/aLmf7cjtnttFuadf2roaa6jlyQzsqRyVzJKH2H9iD
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-TijMuHgXVUIvqQp5BIc8UnVqX3kzljLd2eVM0K6ZcPnh+yBhk/Jd88whxkONgbs4
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-36Uh1uB5oEw6zSsxY7x13cW9tis9slD4/bXiXJwTOjs1/+S+wrmJ4UoOarygFgh0
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-xPtY9MgtI5AF6O2MEqzCWbLZzFhhe/V6FKKcyV3aq6vOEjCeTz0/ntfcfS08T/5l
-kayny1nlVju3eig5WK30+X66rN0+eYS1PqLInlzSpFGWMJA6s+uI+1ze506QWKFI
-vNPf4Wtm8VFksRSbrYBriKg63UsgOGfaq5zmgJ5Yst8tIheKLJE5meLjGcea8Dhe
-gz+Jtj+Es9WdVQKCAQEAzDymkIOrwh8j45zFuH+6vataWkGusloV3P6dE0V5NDPH
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-G9VZcM1PNWFu3MdGs7f8u973DXYMC3Et3JD8/XNpHwKCAQEAoN8g6dOx2raRAdUL
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-MiOyWtoXU6FOF8EOd43hJUgWdT4OU0W2onnFuoJQAGW+Ot5f2YPL2WhliHo2k+p1
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-d1iToMnh2Y1C+dR8hTf34+Fj0HTngS/9eMjVjXOJe09w263gY2VbXYu9w7sDTApP
-IjVGePEMGumMOcdSiumeWsJ44EQ3wtGVsMLYzqEGU3sA+ihxoz2M6/W3fM94/HLg
-aECmiaAxN0s7t+q2Opwojd2Ea4CkGeDuKTFP41tWIZ9+BdaybSdgm/WhHq6EdJK6
-aJhUkWrxgMnR6dL5HrE2bmslnPX74eFpAoIBAE4epxTb9SstOxhwFA1Vvrz5G64k
-n61OgXj49QPpBcBOGXVH1l8L6YQJO+bCVESiACn2Q/lJ8mp6lRI2KtsemUfsa5X7
-XV1qldtTFobMmB4JZDTEM882TWainK2+yhGfEGWrdeCWDBSWqQj/VLpAUqQqdJFU
-+GRvPQV+DSk4Az7zGpyrtjpiZYbRjWHBT2FAwSRS/iqEHjKrvrCqlaq16Un0JJFb
-0ztbCC2tDaVlwpojPnPE2sgojYeGQ0ghB1os9K4RFaoW9l+Pfye5vJ9G0/wmjVhY
-HQaN/WJp8k79mXacCQAD51xtWnJePGd4D5WbA855jo0Dov/mOtwf0Ahbl6w=
------END RSA PRIVATE KEY-----