diff --git a/script/step/build_and_wait.sh b/script/step/build_and_wait.sh
index f7c16a86210ba1c093d854ec9aa9c92c9e0b6147..a267f7e9f6beb06899243b462e1192373d0182cb 100644
--- a/script/step/build_and_wait.sh
+++ b/script/step/build_and_wait.sh
@@ -43,6 +43,6 @@ function build_and_wait()
     if [ "${result}" -ne 0 ]; then
         log_error "Failed on obs_build"
     else
-        log_info "Suessessful on obs_build"
+        log_info "Successful on obs_build"
     fi
 }
diff --git a/script/tools/hotpatch_update.sh b/script/tools/hotpatch_update.sh
index c92b87a2c2786781ecdb3b9a4e7ab996f297eb05..fe7c8634a7db2f8eb71f811889cceb412cf7bdf8 100755
--- a/script/tools/hotpatch_update.sh
+++ b/script/tools/hotpatch_update.sh
@@ -2,7 +2,7 @@
 # --------------------------------------------------------------------------------------------------------------------
 # Author: 
 # Copyright Huawei Technologies Co., Ltd. 2010-2018. All rights reserved.
-# Decription: Create an UPDATE directory to add, delete, update, check and publish package binaries
+# Description: Create an UPDATE directory to add, delete, update, check and publish package binaries
 # --------------------------------------------------------------------------------------------------------------------
 
 
diff --git a/script/tools/sshcmd.sh b/script/tools/sshcmd.sh
index af7c597be74bc23d01a318cc967bb05ffa05c103..85c170e039fee2699159bdc7128b55798953eed6 100644
--- a/script/tools/sshcmd.sh
+++ b/script/tools/sshcmd.sh
@@ -9,7 +9,7 @@ loginpassword=""
 
 
 ######################
-# funcntion description: sshcmd cmd testmathineip [password] [user]
+# function description: sshcmd cmd testmathineip [password] [user]
 # Globals:
 # Arguments:user:root password:default huawei
 # Returns:13: it means can not connect the mathine or password is wrong
@@ -57,7 +57,7 @@ function sshcmd_comm()
 				send "yes\r"
 
 			}
-            ## already has public key in ~/.ssh/known_hots
+            ## already has public key in ~/.ssh/known_hosts
             -re "\[P|p]assword:" {
                 send "${password}\r"
                 }
@@ -68,7 +68,7 @@ function sshcmd_comm()
 				exit 13
         		}
 
-			## Do not need input password. Becauese of ssh
+			## Do not need input password. Because of ssh
 			eof {
 				catch wait result
 				#send_user  [lindex \${result} 3]
@@ -152,7 +152,7 @@ function delete_known_hosts()
 }
 
 ######################
-# display uasge
+# display usage
 # Globals:
 # Arguments:
 # Returns: