diff --git a/scripts/cmake-build/cross_build_android_arm_inference.sh b/scripts/cmake-build/cross_build_android_arm_inference.sh
index f8cbe310..3a0e224d 100755
--- a/scripts/cmake-build/cross_build_android_arm_inference.sh
+++ b/scripts/cmake-build/cross_build_android_arm_inference.sh
@@ -23,7 +23,7 @@ function usage() {
     echo "-r : remove old build dir before make, default off"
     echo "-v : ninja with verbose and explain, default off"
     echo "-n : ninja with -n dry run (don't run commands but act like they succeeded)"
-    echo "-e : build a specified target (always for debug, NOTICE: do not do strip/install target when use -k)"
+    echo "-e : build a specified target (always for debug, NOTICE: do not do strip/install target when use -e)"
     echo "-h : show usage"
     echo "append other cmake config by export EXTRA_CMAKE_ARGS=..."
     echo "example: $0 -d"
diff --git a/scripts/cmake-build/cross_build_ios_arm_inference.sh b/scripts/cmake-build/cross_build_ios_arm_inference.sh
index 467a6e0c..fbd3b05d 100755
--- a/scripts/cmake-build/cross_build_ios_arm_inference.sh
+++ b/scripts/cmake-build/cross_build_ios_arm_inference.sh
@@ -23,7 +23,7 @@ function usage() {
     echo "-r : remove old build dir before make, default off"
     echo "-v : ninja with verbose and explain, default off"
     echo "-n : ninja with -n dry run (don't run commands but act like they succeeded)"
-    echo "-e : build a specified target (always for debug, NOTICE: do not do strip/install target when use -k)"
+    echo "-e : build a specified target (always for debug, NOTICE: do not do strip/install target when use -e)"
     echo "-h : show usage"
     echo "append other cmake config by export EXTRA_CMAKE_ARGS=..."
     echo "example: $0 -d"
diff --git a/scripts/cmake-build/cross_build_linux_arm_inference.sh b/scripts/cmake-build/cross_build_linux_arm_inference.sh
index a7acbb37..f49f5129 100755
--- a/scripts/cmake-build/cross_build_linux_arm_inference.sh
+++ b/scripts/cmake-build/cross_build_linux_arm_inference.sh
@@ -27,7 +27,7 @@ function usage() {
     echo "-r : remove old build dir before make, default off"
     echo "-v : ninja with verbose and explain, default off"
     echo "-n : ninja with -n dry run (don't run commands but act like they succeeded)"
-    echo "-e : build a specified target (always for debug, NOTICE: do not do strip/install target when use -k)"
+    echo "-e : build a specified target (always for debug, NOTICE: do not do strip/install target when use -e)"
     echo "-h : show usage"
     echo "append other cmake config by export EXTRA_CMAKE_ARGS=..."
     echo "example: $0 -d"
diff --git a/scripts/cmake-build/host_build.sh b/scripts/cmake-build/host_build.sh
index d2922a11..e9fa5eb3 100755
--- a/scripts/cmake-build/host_build.sh
+++ b/scripts/cmake-build/host_build.sh
@@ -12,7 +12,7 @@ function usage() {
     echo "-v : ninja with verbose and explain, default off"
     echo "-s : Do not build develop even build with training mode, default on when build with training, always for wheel"
     echo "-n : ninja with -n dry run (don't run commands but act like they succeeded)"
-    echo "-e : build a specified target (always for debug, NOTICE: do not do strip/install target when use -k)"
+    echo "-e : build a specified target (always for debug, NOTICE: do not do strip/install target when use -e)"
     echo "-h : show usage"
     echo "append other cmake config by export EXTRA_CMAKE_ARGS=..."
     echo "example: $0 -d"