diff --git a/src/main/java/com/palnet/server/encrptn/kisa/KISA_SEED_CBC.java b/src/main/java/com/palnet/server/encrptn/kisa/KISA_SEED_CBC.java
index 9e90541..7faad63 100644
--- a/src/main/java/com/palnet/server/encrptn/kisa/KISA_SEED_CBC.java
+++ b/src/main/java/com/palnet/server/encrptn/kisa/KISA_SEED_CBC.java
@@ -827,13 +827,21 @@ public class KISA_SEED_CBC {
 				int mask_value =  0x0ff << shift_value;
 				int mask_value2 = ~mask_value;
 				int value2 = (value&0x0ff) << shift_value;
-				dst[b_offset/4] = (dst[b_offset/4] & mask_value2) | (value2 & mask_value);    
+
+				int dstValue = dst[b_offset / 4];
+				dstValue = (dstValue & mask_value2) | (value2 & mask_value);
+				dst[b_offset / 4] = dstValue;
+//				dst[b_offset/4] = (dst[b_offset/4] & mask_value2) | (value2 & mask_value);
 			} else {
 				int shift_value = (b_offset%4)*8;
 				int mask_value =  0x0ff << shift_value;
 				int mask_value2 = ~mask_value;
 				int value2 = (value&0x0ff) << shift_value;
-				dst[b_offset/4] = (dst[b_offset/4] & mask_value2) | (value2 & mask_value);    
+
+				int dstValue = dst[b_offset / 4];
+				dstValue = (dstValue & mask_value2) | (value2 & mask_value);
+				dst[b_offset / 4] = dstValue;
+//				dst[b_offset/4] = (dst[b_offset/4] & mask_value2) | (value2 & mask_value);
 			}
 		}
 		
@@ -863,11 +871,13 @@ public class KISA_SEED_CBC {
 		}
 
 		public static void byte_to_int(int[] dst, int dst_offset, byte[] src, int src_offset, int ENDIAN) {
+			int value = 0;
 			if(ENDIAN == BIG_ENDIAN) {
-				dst[dst_offset] = ((0x0ff&src[src_offset]) << 24) | ((0x0ff&src[src_offset+1]) << 16) | ((0x0ff&src[src_offset+2]) << 8) | ((0x0ff&src[src_offset+3]));
+				 value = ((0x0ff&src[src_offset]) << 24) | ((0x0ff&src[src_offset+1]) << 16) | ((0x0ff&src[src_offset+2]) << 8) | ((0x0ff&src[src_offset+3]));
 			} else {
-				dst[dst_offset] = ((0x0ff&src[src_offset])) | ((0x0ff&src[src_offset+1]) << 8) | ((0x0ff&src[src_offset+2]) << 16) | ((0x0ff&src[src_offset+3]) << 24);
+				value = ((0x0ff&src[src_offset])) | ((0x0ff&src[src_offset+1]) << 8) | ((0x0ff&src[src_offset+2]) << 16) | ((0x0ff&src[src_offset+3]) << 24);
 			}
+			dst[dst_offset] = value;
 		}
 		
 		public static int byte_to_int(byte[] src, int src_offset, int ENDIAN) {
diff --git a/src/main/java/com/palnet/server/encrptn/kisa/KISA_SHA256.java b/src/main/java/com/palnet/server/encrptn/kisa/KISA_SHA256.java
index c21b838..8a790fa 100644
--- a/src/main/java/com/palnet/server/encrptn/kisa/KISA_SHA256.java
+++ b/src/main/java/com/palnet/server/encrptn/kisa/KISA_SHA256.java
@@ -272,13 +272,21 @@ public class KISA_SHA256 {
 				int mask_value =  0x0ff << shift_value;
 				int mask_value2 = ~mask_value;
 				int value2 = (value&0x0ff) << shift_value;
-				dst[b_offset/4] = (dst[b_offset/4] & mask_value2) | (value2 & mask_value);    
+
+				int dstValue = dst[b_offset / 4];
+				dstValue = (dstValue & mask_value2) | (value2 & mask_value);
+				dst[b_offset / 4] = dstValue;
+//				dst[b_offset/4] = (dst[b_offset/4] & mask_value2) | (value2 & mask_value);
 			} else {
 				int shift_value = (b_offset%4)*8;
 				int mask_value =  0x0ff << shift_value;
 				int mask_value2 = ~mask_value;
 				int value2 = (value&0x0ff) << shift_value;
-				dst[b_offset/4] = (dst[b_offset/4] & mask_value2) | (value2 & mask_value);    
+
+				int dstValue = dst[b_offset / 4];
+				dstValue = (dstValue & mask_value2) | (value2 & mask_value);
+				dst[b_offset / 4] = dstValue;
+//				dst[b_offset/4] = (dst[b_offset/4] & mask_value2) | (value2 & mask_value);
 			}
 		}