diff --git a/src/buffer.h b/src/buffer.h
index 1006bf1d4ca8e120465e4f4b27dbb78b07a86838..4b7dbc2078b5fe4797aca3504f980c673604c62a 100644
--- a/src/buffer.h
+++ b/src/buffer.h
@@ -12,8 +12,8 @@
  * Create: 2018-11-08
  * Description: provide container buffer definition
  ******************************************************************************/
-#ifndef LCRD_BUFFER_H
-#define LCRD_BUFFER_H
+#ifndef LCR_BUFFER_H
+#define LCR_BUFFER_H
 
 #include <stdlib.h>
 #include <strings.h>
diff --git a/src/constants.h b/src/constants.h
index 95e459100c2885717f46f22b2c9e10100b96e22b..73b3b1611faf4416c87a8e01a74b04c499dbf78a 100644
--- a/src/constants.h
+++ b/src/constants.h
@@ -13,8 +13,8 @@
  * Description: provide constant definition
  ******************************************************************************/
 
-#ifndef _LCRD_CONSTANTS_H
-#define _LCRD_CONSTANTS_H
+#ifndef _LCR_CONSTANTS_H
+#define _LCR_CONSTANTS_H
 
 /* mode of file and directory */
 
diff --git a/src/lcrcontainer.h b/src/lcrcontainer.h
index f1c4c18ed10f5071d2afc1b3e2f767205a48673b..3f263aa89a2c57a6496a476d0b244dc7afa29432 100644
--- a/src/lcrcontainer.h
+++ b/src/lcrcontainer.h
@@ -154,7 +154,7 @@ bool lcr_create(const char *name, const char *lcrpath, const char *rootfs, const
  * param loglevel	: log level.
  * param pidfile	: container pidfile path, set to NULL if you don't need.
  * param daemonize	: daemonize the container.
- * console_fifos[]	: path of the console fifos,[0]:input, [1]:output.used internal by lcrd
+ * console_fifos[]	: path of the console fifos,[0]:input, [1]:output.used internal by iSulad
  * console_logpath	:path of console log file,
  *			 set to NULL if want to use the default configure(base on the config file)
 			 set to PATH(for example "/home/XX/XX.log"), LXC will save the console to this file
diff --git a/src/log.h b/src/log.h
index 19d3395e5f3d2921b101b668bb894f2deffeb06f..3581b221f423f1975c86f1c4d757bcb29c14dd5a 100644
--- a/src/log.h
+++ b/src/log.h
@@ -41,7 +41,7 @@ extern "C" {
  * */
 #define ENGINE_LOG_TIME_SIZE 42
 
-/* errmsg that defined in lcrc & lcrd */
+/* errmsg that defined in iSulad */
 #define DAEMON_ERROR_GRPC_INIT_STR "Init failed"
 #define DAEMON_ERROR_GRPC_CONNENCT_STR "Can not connect with server.Is the docker dameon running on the host?"
 #define DAEMON_ERROR_GRPC_SERVER_STR "Server internal error"