diff --git a/plugins/mysql/versions/5.5/install.sh b/plugins/mysql/versions/5.5/install.sh
index 81f4d2271..526931550 100755
--- a/plugins/mysql/versions/5.5/install.sh
+++ b/plugins/mysql/versions/5.5/install.sh
@@ -47,8 +47,8 @@ Install_mysql()
 		-DENABLED_LOCAL_INFILE=1 \
 		-DWITH_PARTITION_STORAGE_ENGINE=1 \
 		-DEXTRA_CHARSETS=all \
-		-DDEFAULT_CHARSET=utf8 \
-		-DDEFAULT_COLLATION=utf8_general_ci \
+		-DDEFAULT_CHARSET=utf8mb4 \
+		-DDEFAULT_COLLATION=utf8mb4_general_ci \
 		&& make && make install && make clean \
 		&& echo '5.5' > $serverPath/mysql/version.pl
 		echo '安装完成' > $install_tmp
diff --git a/plugins/mysql/versions/5.6/install.sh b/plugins/mysql/versions/5.6/install.sh
index e8c79bff4..11eb87293 100755
--- a/plugins/mysql/versions/5.6/install.sh
+++ b/plugins/mysql/versions/5.6/install.sh
@@ -51,8 +51,8 @@ Install_mysql()
 		-DENABLED_LOCAL_INFILE=1 \
 		-DWITH_PARTITION_STORAGE_ENGINE=1 \
 		-DEXTRA_CHARSETS=all \
-		-DDEFAULT_CHARSET=utf8 \
-		-DDEFAULT_COLLATION=utf8_general_ci \
+		-DDEFAULT_CHARSET=utf8mb4 \
+		-DDEFAULT_COLLATION=utf8mb4_general_ci \
 		&& make && make install && make clean
 		echo '5.6' > $serverPath/mysql/version.pl
 		echo '安装完成' > $install_tmp
diff --git a/plugins/mysql/versions/5.7/install.sh b/plugins/mysql/versions/5.7/install.sh
index 5efccde0c..6d71a078e 100755
--- a/plugins/mysql/versions/5.7/install.sh
+++ b/plugins/mysql/versions/5.7/install.sh
@@ -51,8 +51,8 @@ Install_mysql()
 		-DENABLED_LOCAL_INFILE=1 \
 		-DWITH_PARTITION_STORAGE_ENGINE=1 \
 		-DEXTRA_CHARSETS=all \
-		-DDEFAULT_CHARSET=utf8 \
-		-DDEFAULT_COLLATION=utf8_general_ci \
+		-DDEFAULT_CHARSET=utf8mb4 \
+		-DDEFAULT_COLLATION=utf8mb4_general_ci \
 		-DDOWNLOAD_BOOST=1 \
 		-DWITH_BOOST=${mysqlDir}/mysql-${VERSION}/boost/
 		make && make install && make clean
diff --git a/plugins/mysql/versions/8.0/install.sh b/plugins/mysql/versions/8.0/install.sh
index 303fefa19..4e3fb709a 100755
--- a/plugins/mysql/versions/8.0/install.sh
+++ b/plugins/mysql/versions/8.0/install.sh
@@ -52,8 +52,8 @@ Install_mysql()
 		-DENABLED_LOCAL_INFILE=1 \
 		-DWITH_PARTITION_STORAGE_ENGINE=1 \
 		-DEXTRA_CHARSETS=all \
-		-DDEFAULT_CHARSET=utf8 \
-		-DDEFAULT_COLLATION=utf8_general_ci \
+		-DDEFAULT_CHARSET=utf8mb4 \
+		-DDEFAULT_COLLATION=utf8mb4_general_ci \
 		-DDOWNLOAD_BOOST=1 \
 		-DFORCE_INSOURCE_BUILD=1 \
 		-DWITH_BOOST=${mysqlDir}/mysql-8.0.25/boost/