diff --git a/uefi_keys_generate_pk.sh b/uefi_keys_generate_pk.sh
index 4cabdbc..be37ea3 100755
--- a/uefi_keys_generate_pk.sh
+++ b/uefi_keys_generate_pk.sh
@@ -16,6 +16,11 @@ else
     rm -f KEK-vmpriv.key;
     rm -f KEK-vm.esl;
     rm -f KEK-vm.auth;
+    rm -f db-vm.der;
+    rm -f db-vm.crt;
+    rm -f db-vmpriv.key;
+    rm -f db-vm.esl;
+    rm -f db-vm.auth;
     uuidgen --random > PK-GUID;
     openssl req -config uefi_pk-openssl.cnf -newkey rsa:2048 -nodes -keyout PK-vmpriv.key -x509 -days 36500 -out PK-vm.crt;
     openssl x509 -in PK-vm.crt -outform der -out PK-vm.der;