diff --git a/CUDA_version/cuda_attack.cu b/CUDA_version/cuda_attack.cu
index 0119e99..cdad1f2 100755
--- a/CUDA_version/cuda_attack.cu
+++ b/CUDA_version/cuda_attack.cu
@@ -1167,6 +1167,8 @@ __global__ void decrypt_vmk(int numStream, int tot_psw_kernel, int *found, unsig
 		if (
 			((vmkKey[0] ^ ((uint8_t) schedule4)) == 0x2c) &&
 			((vmkKey[1] ^ ((uint8_t) (schedule4 >> 8))) == 0x00) &&
+			((vmkKey[4] ^ ((uint8_t) schedule5)) == 0x01) &&
+			((vmkKey[5] ^ ((uint8_t) (schedule5 >> 8))) == 0x00) &&
 			((vmkKey[9] ^ ((uint8_t) (schedule6 >> 8))) == 0x20)
 		)
 		{
diff --git a/OpenCL_version/kernel_attack.cl b/OpenCL_version/kernel_attack.cl
index d6d64fb..f4f4480 100755
--- a/OpenCL_version/kernel_attack.cl
+++ b/OpenCL_version/kernel_attack.cl
@@ -1114,6 +1114,8 @@ __kernel void opencl_bitcracker_attack(int numPassword, __global unsigned char *
 		if (
 			((vmkKey[0] ^ ((unsigned char) schedule4)) == 0x2c) &&
 			((vmkKey[1] ^ ((unsigned char) (schedule4 >> 8))) == 0x00) &&
+                        ((vmkKey[4] ^ ((unsigned char) schedule5)) == 0x01) &&
+                        ((vmkKey[5] ^ ((unsigned char) (schedule5 >> 8))) == 0x00) &&
 #if STRICT_CHECK == 1
                         ((vmkKey[8] ^ ((unsigned char) schedule6)) == 0x03) &&
 #else