diff --git a/src/uefi/uefirtauthvar/authvardefs.h b/src/uefi/uefirtauthvar/authvardefs.h
index d74a018..156ece4 100644
--- a/src/uefi/uefirtauthvar/authvardefs.h
+++ b/src/uefi/uefirtauthvar/authvardefs.h
@@ -145,4 +145,125 @@ static uint8_t AuthVarCreate[] = {
 
 static uint8_t AuthVarCreateData[] = {0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x30, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66};
 
+/*
+ * AuthVarDel,
+ * timestamp: 2014.09.08:06:10:26
+ * GUID: 7f5c5d52-2f14-4f12-967cdb60db05a0fd
+ * attributes = UEFI_VAR_NON_VOLATILE, UEFI_VAR_BOOTSERVICE_ACCESS,
+ *		UEFI_VAR_RUNTIME_ACCESS, UEFI_VARIABLE_TIME_BASED_AUTHENTICATED_WRITE_ACCESS
+ * Variable name: AuthVarTest
+ * data content: empty
+ */
+static uint8_t AuthVarDel[] = {
+	0xde, 0x07, 0x09, 0x08, 0x06, 0x0a, 0x1a, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x0b, 0x05, 0x00, 0x00, 0x00, 0x02, 0xf1, 0x0e,
+	0x9d, 0xd2, 0xaf, 0x4a, 0xdf, 0x68, 0xee, 0x49, 0x8a, 0xa9, 0x34, 0x7d,
+	0x37, 0x56, 0x65, 0xa7, 0x30, 0x82, 0x04, 0xef, 0x06, 0x09, 0x2a, 0x86,
+	0x48, 0x86, 0xf7, 0x0d, 0x01, 0x07, 0x02, 0xa0, 0x82, 0x04, 0xe0, 0x30,
+	0x82, 0x04, 0xdc, 0x02, 0x01, 0x01, 0x31, 0x0f, 0x30, 0x0d, 0x06, 0x09,
+	0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, 0x05, 0x00, 0x30,
+	0x0b, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x07, 0x01,
+	0xa0, 0x82, 0x02, 0xfd, 0x30, 0x82, 0x02, 0xf9, 0x30, 0x82, 0x01, 0xe1,
+	0xa0, 0x03, 0x02, 0x01, 0x02, 0x02, 0x09, 0x00, 0xbb, 0x94, 0x92, 0x5f,
+	0x3b, 0x5e, 0xd3, 0x2d, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
+	0xf7, 0x0d, 0x01, 0x01, 0x0b, 0x05, 0x00, 0x30, 0x13, 0x31, 0x11, 0x30,
+	0x0f, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c, 0x08, 0x74, 0x65, 0x73, 0x74,
+	0x2d, 0x6b, 0x65, 0x79, 0x30, 0x1e, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x38,
+	0x31, 0x32, 0x31, 0x30, 0x32, 0x31, 0x33, 0x30, 0x5a, 0x17, 0x0d, 0x31,
+	0x34, 0x30, 0x39, 0x31, 0x31, 0x31, 0x30, 0x32, 0x31, 0x33, 0x30, 0x5a,
+	0x30, 0x13, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04, 0x03, 0x0c,
+	0x08, 0x74, 0x65, 0x73, 0x74, 0x2d, 0x6b, 0x65, 0x79, 0x30, 0x82, 0x01,
+	0x22, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
+	0x01, 0x01, 0x05, 0x00, 0x03, 0x82, 0x01, 0x0f, 0x00, 0x30, 0x82, 0x01,
+	0x0a, 0x02, 0x82, 0x01, 0x01, 0x00, 0xe5, 0xbf, 0x24, 0xb1, 0x10, 0x46,
+	0x55, 0xad, 0x70, 0x77, 0x14, 0xc3, 0x1b, 0x55, 0xa0, 0x72, 0xfa, 0x3c,
+	0x3c, 0x44, 0x3e, 0xc3, 0xd7, 0xfa, 0x05, 0x94, 0xeb, 0x70, 0x6a, 0xe3,
+	0x47, 0x58, 0xb5, 0xab, 0x83, 0x6e, 0x7a, 0x43, 0xdd, 0x51, 0x9a, 0x31,
+	0x4a, 0x4a, 0x4f, 0xf0, 0x65, 0xfe, 0xae, 0x10, 0x30, 0xf8, 0xaa, 0x69,
+	0x54, 0xaf, 0xff, 0x4b, 0x3d, 0x48, 0x5d, 0x09, 0x9c, 0x94, 0x87, 0x3a,
+	0xf6, 0x56, 0xeb, 0xb6, 0x80, 0x07, 0x77, 0x1e, 0x92, 0x8b, 0x19, 0xc3,
+	0xa6, 0x8b, 0x4b, 0x0f, 0x60, 0x8f, 0x88, 0xca, 0x89, 0x41, 0x1d, 0x18,
+	0xb6, 0xde, 0x16, 0x75, 0xaa, 0xaa, 0xa7, 0xba, 0x88, 0xbd, 0x0f, 0x62,
+	0x27, 0x7e, 0xe1, 0x11, 0x67, 0x6a, 0xf2, 0x8a, 0xd9, 0xf0, 0xc2, 0x56,
+	0x60, 0x7f, 0xfd, 0xd7, 0x62, 0x71, 0x75, 0x8f, 0x09, 0xf8, 0x52, 0x37,
+	0xc9, 0xf2, 0xef, 0x56, 0xd5, 0x81, 0x95, 0xb3, 0x7f, 0xd9, 0xcc, 0xf4,
+	0xbc, 0xd0, 0x5e, 0x8c, 0x8b, 0x78, 0x14, 0x2a, 0xe0, 0x3d, 0xc5, 0xd1,
+	0xf2, 0x46, 0xd4, 0xab, 0xbe, 0xd0, 0x30, 0x5c, 0xb6, 0x29, 0x62, 0x48,
+	0x0f, 0xc7, 0x62, 0xa5, 0x9e, 0x9c, 0xc8, 0x29, 0xfc, 0x7e, 0xa8, 0x96,
+	0xc4, 0x25, 0xc1, 0x8c, 0x2a, 0x33, 0x9d, 0xe3, 0x2e, 0x5b, 0x30, 0xff,
+	0x62, 0xaf, 0xae, 0x48, 0xc6, 0x37, 0x3a, 0xb6, 0x93, 0x15, 0x23, 0x80,
+	0x45, 0xa2, 0xfd, 0x3b, 0x43, 0x99, 0xf1, 0x88, 0x77, 0x82, 0x79, 0x39,
+	0x5f, 0x48, 0x98, 0x3f, 0xb6, 0xc3, 0xbd, 0x1c, 0xcd, 0xd4, 0xf4, 0x2d,
+	0x7d, 0x37, 0x5a, 0xcb, 0xbc, 0xae, 0xdc, 0x77, 0xa2, 0x0f, 0x72, 0x56,
+	0xd7, 0xd4, 0xec, 0x59, 0x9d, 0xd9, 0x60, 0x7a, 0xf9, 0x26, 0x94, 0xda,
+	0xfd, 0x7c, 0x5c, 0xe8, 0x15, 0x7e, 0x9a, 0xe9, 0x3d, 0x71, 0x02, 0x03,
+	0x01, 0x00, 0x01, 0xa3, 0x50, 0x30, 0x4e, 0x30, 0x1d, 0x06, 0x03, 0x55,
+	0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0x8b, 0x37, 0x99, 0x6d, 0x76, 0x3f,
+	0xc5, 0x2b, 0x48, 0xf8, 0x0d, 0x61, 0xf2, 0x62, 0x8e, 0xc6, 0xe7, 0xd5,
+	0xb6, 0x4e, 0x30, 0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30,
+	0x16, 0x80, 0x14, 0x8b, 0x37, 0x99, 0x6d, 0x76, 0x3f, 0xc5, 0x2b, 0x48,
+	0xf8, 0x0d, 0x61, 0xf2, 0x62, 0x8e, 0xc6, 0xe7, 0xd5, 0xb6, 0x4e, 0x30,
+	0x0c, 0x06, 0x03, 0x55, 0x1d, 0x13, 0x04, 0x05, 0x30, 0x03, 0x01, 0x01,
+	0xff, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01,
+	0x01, 0x0b, 0x05, 0x00, 0x03, 0x82, 0x01, 0x01, 0x00, 0xb2, 0x28, 0xe3,
+	0x94, 0x02, 0x6f, 0xe5, 0x2a, 0xdc, 0x29, 0x7d, 0xcf, 0x2b, 0x88, 0x09,
+	0x4f, 0x73, 0x8a, 0xc3, 0x54, 0xfc, 0xa3, 0x40, 0x84, 0x82, 0xce, 0x32,
+	0x8d, 0x75, 0x51, 0xa2, 0xc3, 0x3f, 0x01, 0x0f, 0xde, 0x1b, 0x1f, 0x48,
+	0xdb, 0x8f, 0xf9, 0xe0, 0xf3, 0x23, 0x78, 0x17, 0x4a, 0x84, 0xbc, 0xf4,
+	0x84, 0xb5, 0xe5, 0x8c, 0x17, 0x36, 0x7f, 0x4f, 0x6f, 0x54, 0x47, 0xbd,
+	0xe6, 0x40, 0xb0, 0x8a, 0x73, 0x74, 0x65, 0x57, 0x98, 0xf6, 0x77, 0x58,
+	0x0e, 0x5f, 0x82, 0x77, 0xb3, 0xd9, 0x87, 0xf8, 0xe9, 0x21, 0x11, 0x37,
+	0x4c, 0x6e, 0x5f, 0xda, 0x1e, 0x81, 0xa6, 0xa3, 0x45, 0x09, 0x81, 0x26,
+	0xd0, 0xb6, 0xe1, 0x27, 0xa5, 0xc3, 0x6e, 0xed, 0x86, 0xb7, 0x4f, 0xf3,
+	0x7e, 0x34, 0xa5, 0x0b, 0x8a, 0xd1, 0x56, 0x65, 0x04, 0xe2, 0x16, 0x71,
+	0x11, 0xdc, 0xa8, 0xa6, 0xe0, 0x57, 0x91, 0x63, 0xe2, 0x9d, 0xe7, 0x86,
+	0x00, 0xa6, 0xb4, 0x75, 0xf3, 0x37, 0x63, 0x48, 0x41, 0xcd, 0x97, 0x12,
+	0x2e, 0x5c, 0xc0, 0xf0, 0x13, 0x62, 0x71, 0xc1, 0x8e, 0x65, 0x28, 0x52,
+	0x09, 0x71, 0x87, 0x33, 0x27, 0x77, 0x84, 0x2f, 0xb4, 0x9a, 0x0a, 0x62,
+	0xe6, 0x69, 0x05, 0xd7, 0x94, 0x70, 0x8a, 0xb9, 0x61, 0x68, 0xdb, 0xbd,
+	0x4b, 0x58, 0xd3, 0x74, 0x0e, 0x3e, 0x00, 0x6c, 0x64, 0x02, 0x22, 0x4f,
+	0x62, 0xbe, 0xe1, 0x53, 0x96, 0xa5, 0x6a, 0x7d, 0xf7, 0x8c, 0x77, 0x42,
+	0x49, 0xb3, 0xb0, 0x44, 0xf1, 0xa9, 0xd5, 0x64, 0xdf, 0xcc, 0x8b, 0x90,
+	0x03, 0x05, 0xb8, 0x07, 0x5f, 0x6e, 0x88, 0x11, 0x7e, 0x93, 0x85, 0xe6,
+	0x3c, 0x87, 0x92, 0x74, 0xbb, 0xfe, 0x01, 0x32, 0xe8, 0x0b, 0xa9, 0xab,
+	0x15, 0xd4, 0x8a, 0x4f, 0xd7, 0x40, 0x12, 0xe1, 0xde, 0x8a, 0xa8, 0x7c,
+	0xf5, 0x31, 0x82, 0x01, 0xb6, 0x30, 0x82, 0x01, 0xb2, 0x02, 0x01, 0x01,
+	0x30, 0x20, 0x30, 0x13, 0x31, 0x11, 0x30, 0x0f, 0x06, 0x03, 0x55, 0x04,
+	0x03, 0x0c, 0x08, 0x74, 0x65, 0x73, 0x74, 0x2d, 0x6b, 0x65, 0x79, 0x02,
+	0x09, 0x00, 0xbb, 0x94, 0x92, 0x5f, 0x3b, 0x5e, 0xd3, 0x2d, 0x30, 0x0d,
+	0x06, 0x09, 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, 0x05,
+	0x00, 0xa0, 0x69, 0x30, 0x18, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7,
+	0x0d, 0x01, 0x09, 0x03, 0x31, 0x0b, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86,
+	0xf7, 0x0d, 0x01, 0x07, 0x01, 0x30, 0x1c, 0x06, 0x09, 0x2a, 0x86, 0x48,
+	0x86, 0xf7, 0x0d, 0x01, 0x09, 0x05, 0x31, 0x0f, 0x17, 0x0d, 0x31, 0x34,
+	0x31, 0x30, 0x30, 0x38, 0x30, 0x36, 0x31, 0x30, 0x32, 0x36, 0x5a, 0x30,
+	0x2f, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x09, 0x04,
+	0x31, 0x22, 0x04, 0x20, 0xa7, 0x2d, 0xb1, 0x8a, 0xc3, 0x9b, 0x15, 0xb9,
+	0xd8, 0x72, 0x1b, 0x33, 0x4e, 0xf7, 0x46, 0xaf, 0x62, 0x26, 0xa7, 0x6d,
+	0x18, 0xfa, 0x16, 0x92, 0x9f, 0x90, 0x25, 0x47, 0x5d, 0x2c, 0x12, 0x39,
+	0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x01, 0x01,
+	0x01, 0x05, 0x00, 0x04, 0x82, 0x01, 0x00, 0xdc, 0xe7, 0xf2, 0xa2, 0xea,
+	0x24, 0x38, 0x52, 0xbf, 0xd1, 0x66, 0xfc, 0xb5, 0x74, 0xf8, 0x5b, 0x6d,
+	0x82, 0x20, 0xbc, 0xb5, 0x6f, 0x60, 0x9e, 0xab, 0xe9, 0x8e, 0xcd, 0x22,
+	0x99, 0x85, 0xdd, 0xb5, 0xc8, 0x5e, 0x3c, 0x9b, 0x1a, 0xe8, 0x06, 0xfb,
+	0x7f, 0x07, 0x91, 0xe6, 0x14, 0xbb, 0x7c, 0xce, 0x86, 0xc7, 0xbe, 0x03,
+	0x0f, 0x14, 0x60, 0x59, 0x24, 0x96, 0xc7, 0xb0, 0x9a, 0x77, 0x66, 0x7a,
+	0xed, 0x0f, 0x0c, 0xaa, 0x1b, 0xc2, 0x40, 0xa1, 0x8e, 0x2e, 0x8a, 0x27,
+	0x57, 0x08, 0xce, 0x3c, 0x4e, 0xd6, 0x4c, 0xcf, 0x1c, 0xc2, 0x8b, 0xef,
+	0xf1, 0x96, 0x2f, 0x29, 0xbc, 0x48, 0x03, 0x7f, 0x58, 0x53, 0x58, 0x49,
+	0x0a, 0x3e, 0x49, 0x3c, 0x14, 0xed, 0x1f, 0x04, 0x56, 0x99, 0x3e, 0x01,
+	0xfb, 0x5d, 0x47, 0xd2, 0xdf, 0xdd, 0x00, 0x6a, 0x65, 0x43, 0x42, 0x2a,
+	0xb5, 0xd1, 0xb8, 0x09, 0xf1, 0x82, 0xfd, 0x9e, 0x0e, 0x56, 0x66, 0xf3,
+	0x03, 0x52, 0x1a, 0x75, 0x8f, 0x13, 0x2c, 0x92, 0x3c, 0x08, 0xb7, 0x95,
+	0xdf, 0x45, 0x31, 0xde, 0xc0, 0x62, 0x45, 0x54, 0xbf, 0x1e, 0xfc, 0xd0,
+	0x7e, 0xc1, 0x51, 0xc7, 0x2a, 0x8a, 0xef, 0x31, 0x92, 0xf8, 0x48, 0x1d,
+	0x61, 0x87, 0x4b, 0x9a, 0x70, 0xdc, 0x93, 0x12, 0x97, 0x72, 0x6e, 0x6d,
+	0xbc, 0xeb, 0x7f, 0x83, 0x3d, 0x54, 0x83, 0xae, 0x6a, 0x7a, 0x47, 0x04,
+	0xd3, 0xc0, 0xee, 0xc7, 0x85, 0x0f, 0xd6, 0x89, 0x48, 0xc0, 0x68, 0xe3,
+	0x6c, 0x86, 0xcd, 0x17, 0xc0, 0x8d, 0xaa, 0xfd, 0xc6, 0x0d, 0xa6, 0xc4,
+	0xc3, 0xef, 0xc5, 0xcc, 0x47, 0xf9, 0x0c, 0x21, 0xe8, 0x86, 0xcb, 0x93,
+	0xe0, 0x37, 0x21, 0x2b, 0xa9, 0xe3, 0x7e, 0x6a, 0x6c, 0xde, 0x3e, 0x68,
+	0x65, 0xb6, 0xff, 0xbf, 0xbd, 0x08, 0xe1, 0xed, 0x0c, 0x19, 0xb2
+};
+
 #endif
diff --git a/src/uefi/uefirtauthvar/uefirtauthvar.c b/src/uefi/uefirtauthvar/uefirtauthvar.c
index 42ba395..aba85a8 100644
--- a/src/uefi/uefirtauthvar/uefirtauthvar.c
+++ b/src/uefi/uefirtauthvar/uefirtauthvar.c
@@ -87,6 +87,19 @@ static long getvar(
 	return ioret;
 }
 
+static void uefirtvariable_env_cleanup(void)
+{
+	uint64_t status;
+	uint8_t data[getvar_buf_size];
+	uint64_t getdatasize = sizeof(data);
+	uint32_t attributestest;
+
+	long ioret = getvar(&gtestguid, &attributestest, &getdatasize, data, &status);
+	if (ioret != -1 && status == EFI_SUCCESS)
+		setvar(&gtestguid, attributes, sizeof(AuthVarDel), AuthVarDel, &status);
+	return;
+}
+
 static int uefirtauthvar_init(fwts_framework *fw)
 {
 	if (fwts_firmware_detect() != FWTS_FIRMWARE_UEFI) {
@@ -105,6 +118,8 @@ static int uefirtauthvar_init(fwts_framework *fw)
 		return FWTS_ABORTED;
 	}
 
+	uefirtvariable_env_cleanup();
+
 	return FWTS_OK;
 }
 
