diff --git a/office-plugin/src/main/java/org/artofsolving/jodconverter/office/OfficeUtils.java b/office-plugin/src/main/java/org/artofsolving/jodconverter/office/OfficeUtils.java
index d155a2a1..5d567a57 100644
--- a/office-plugin/src/main/java/org/artofsolving/jodconverter/office/OfficeUtils.java
+++ b/office-plugin/src/main/java/org/artofsolving/jodconverter/office/OfficeUtils.java
@@ -112,6 +112,8 @@ public class OfficeUtils {
                 "/opt/libreoffice7.0",
                 "/opt/libreoffice7.1",
                 "/opt/libreoffice7.2",
+                "/opt/libreoffice7.3",
+                "/opt/libreoffice7.4",
                 "/opt/openoffice4",
                 "/usr/lib/openoffice",
                 "/usr/lib/libreoffice"
diff --git a/server/src/main/bin/install.sh b/server/src/main/bin/install.sh
index 9b35a762..e1dba40f 100644
--- a/server/src/main/bin/install.sh
+++ b/server/src/main/bin/install.sh
@@ -2,12 +2,12 @@
 cd /tmp
 
 install_redhat() {
-   wget https://kkfileview.keking.cn/LibreOffice_7.1.4_Linux_x86-64_rpm.tar.gz -cO LibreOffice_7_rpm.tar.gz && tar -zxf /tmp/LibreOffice_7_rpm.tar.gz && cd /tmp/LibreOffice_7.1.4.2_Linux_x86-64_rpm/RPMS
+   wget https://kkfileview.keking.cn/LibreOffice_7.3.7_Linux_x86-64_rpm.tar.gz -cO LibreOffice_7_rpm.tar.gz && tar -zxf /tmp/LibreOffice_7_rpm.tar.gz && cd /tmp/LibreOffice_7.3.7.2_Linux_x86-64_rpm/RPMS
    echo $?
    if [ $? -eq 0 ];then
-     yum install -y libXext.x86_64
+     yum install -y libSM.x86_64 libXrender.x86_64  libXext.x86_64
      yum groupinstall -y  "X Window System"
-     yum localinstall *.rpm
+     yum localinstall -y *.rpm
      echo 'install finshed...'
    else
      echo 'download package error...'
@@ -15,7 +15,7 @@ install_redhat() {
 }
 
 install_ubuntu() {
-   wget  https://kkfileview.keking.cn/LibreOffice_7.1.4_Linux_x86-64_deb.tar.gz  -cO LibreOffice_7_deb.tar.gz && tar -zxf /tmp/LibreOffice_7_deb.tar.gz && cd /tmp/LibreOffice_7.1.4.2_Linux_x86-64_deb/DEBS
+   wget  https://kkfileview.keking.cn/LibreOffice_7.3.7_Linux_x86-64_deb.tar.gz  -cO LibreOffice_7_deb.tar.gz && tar -zxf /tmp/LibreOffice_7_deb.tar.gz && cd /tmp/LibreOffice_7.3.7.2_Linux_x86-64_deb/DEBS
    echo $?
  if [ $? -eq 0 ];then
      apt-get install -y libxinerama1 libcairo2 libcups2 libx11-xcb1
@@ -33,4 +33,4 @@ if [ -f "/etc/redhat-release" ]; then
 else
   apt-get install -y wget
   install_ubuntu
-fi
\ No newline at end of file
+fi
diff --git a/server/src/main/bin/startup.sh b/server/src/main/bin/startup.sh
index 94da282e..25d3b49d 100644
--- a/server/src/main/bin/startup.sh
+++ b/server/src/main/bin/startup.sh
@@ -9,7 +9,7 @@
 # Description:  v1.1：修改进程启动机制为pid形式。
 #############################
 #
-DIR_HOME=("/opt/openoffice.org3" "/opt/libreoffice" "/opt/libreoffice6.1" "/opt/libreoffice7.0" "/opt/libreoffice7.1" "/opt/openoffice4" "/usr/lib/openoffice" "/usr/lib/libreoffice")
+DIR_HOME=("/opt/openoffice.org3" "/opt/libreoffice" "/opt/libreoffice6.1" "/opt/libreoffice7.0" "/opt/libreoffice7.1" "/opt/libreoffice7.2" "/opt/libreoffice7.3" "/opt/libreoffice7.4" "/opt/openoffice4" "/usr/lib/openoffice" "/usr/lib/libreoffice")
 FLAG=
 OFFICE_HOME=
 KKFILEVIEW_BIN_FOLDER=$(cd "$(dirname "$0")" || exit 1 ;pwd)
@@ -32,7 +32,7 @@ else
   grep 'office\.home' ../config/application.properties | grep '!^#'
   if [ $? -eq 0 ]; then
     echo "Using customized office.home"
-  else 
+  else
   for i in ${DIR_HOME[@]}
     do
       if [ -f "$i/program/soffice.bin" ]; then
@@ -42,9 +42,9 @@ else
       fi
     done
     if [ ! -n "${FLAG}" ]; then
-      echo "Installing OpenOffice"
+      echo "Installing LibreOffice"
       sh ./install.sh
-    else 
+    else
       echo "Detected office component has been installed in $OFFICE_HOME"
     fi
   fi