diff --git a/shadowsocks-all.sh b/shadowsocks-all.sh
index 983cfdd..c2f1046 100644
--- a/shadowsocks-all.sh
+++ b/shadowsocks-all.sh
@@ -24,8 +24,8 @@ plain='\033[0m'
 cur_dir=$( pwd )
 software=(Shadowsocks-Python ShadowsocksR Shadowsocks-Go Shadowsocks-libev)
 
-libsodium_file="libsodium-1.0.12"
-libsodium_url="https://github.com/jedisct1/libsodium/releases/download/1.0.12/libsodium-1.0.12.tar.gz"
+libsodium_file="libsodium-1.0.13"
+libsodium_url="https://github.com/jedisct1/libsodium/releases/download/1.0.13/libsodium-1.0.13.tar.gz"
 
 mbedtls_file="mbedtls-2.5.1"
 mbedtls_url="https://tls.mbed.org/download/mbedtls-2.5.1-gpl.tgz"
diff --git a/shadowsocks-libev-debian.sh b/shadowsocks-libev-debian.sh
index c469bed..a5e36be 100644
--- a/shadowsocks-libev-debian.sh
+++ b/shadowsocks-libev-debian.sh
@@ -12,8 +12,8 @@ export PATH
 # Current folder
 cur_dir=`pwd`
 
-libsodium_file="libsodium-1.0.12"
-libsodium_url="https://github.com/jedisct1/libsodium/releases/download/1.0.12/libsodium-1.0.12.tar.gz"
+libsodium_file="libsodium-1.0.13"
+libsodium_url="https://github.com/jedisct1/libsodium/releases/download/1.0.13/libsodium-1.0.13.tar.gz"
 
 mbedtls_file="mbedtls-2.5.1"
 mbedtls_url="https://tls.mbed.org/download/mbedtls-2.5.1-gpl.tgz"
diff --git a/shadowsocks-libev.sh b/shadowsocks-libev.sh
index 08806fa..937ddcd 100644
--- a/shadowsocks-libev.sh
+++ b/shadowsocks-libev.sh
@@ -12,8 +12,8 @@ export PATH
 # Current folder
 cur_dir=`pwd`
 
-libsodium_file="libsodium-1.0.12"
-libsodium_url="https://github.com/jedisct1/libsodium/releases/download/1.0.12/libsodium-1.0.12.tar.gz"
+libsodium_file="libsodium-1.0.13"
+libsodium_url="https://github.com/jedisct1/libsodium/releases/download/1.0.13/libsodium-1.0.13.tar.gz"
 
 mbedtls_file="mbedtls-2.5.1"
 mbedtls_url="https://tls.mbed.org/download/mbedtls-2.5.1-gpl.tgz"
diff --git a/shadowsocks.sh b/shadowsocks.sh
index 1365bd2..3a63651 100644
--- a/shadowsocks.sh
+++ b/shadowsocks.sh
@@ -187,8 +187,8 @@ pre_install(){
 # Download files
 download_files(){
     # Download libsodium file
-    if ! wget --no-check-certificate -O libsodium-1.0.12.tar.gz https://github.com/jedisct1/libsodium/releases/download/1.0.12/libsodium-1.0.12.tar.gz; then
-        echo "Failed to download libsodium-1.0.12.tar.gz!"
+    if ! wget --no-check-certificate -O libsodium-1.0.13.tar.gz https://github.com/jedisct1/libsodium/releases/download/1.0.13/libsodium-1.0.13.tar.gz; then
+        echo "Failed to download libsodium-1.0.13.tar.gz!"
         exit 1
     fi
     # Download Shadowsocks file
@@ -270,8 +270,8 @@ install(){
     # Install libsodium
     if [ ! -f /usr/lib/libsodium.a ]; then
         cd ${cur_dir}
-        tar zxf libsodium-1.0.12.tar.gz
-        cd libsodium-1.0.12
+        tar zxf libsodium-1.0.13.tar.gz
+        cd libsodium-1.0.13
         ./configure --prefix=/usr && make && make install
         if [ $? -ne 0 ]; then
             echo "libsodium install failed!"
@@ -327,7 +327,7 @@ install(){
 # Install cleanup
 install_cleanup(){
     cd ${cur_dir}
-    rm -rf shadowsocks-master.zip shadowsocks-master libsodium-1.0.12.tar.gz libsodium-1.0.12
+    rm -rf shadowsocks-master.zip shadowsocks-master libsodium-1.0.13.tar.gz libsodium-1.0.13
 }
 
 # Uninstall Shadowsocks
diff --git a/shadowsocksR.sh b/shadowsocksR.sh
index 72b84b4..b235f59 100644
--- a/shadowsocksR.sh
+++ b/shadowsocksR.sh
@@ -187,8 +187,8 @@ pre_install(){
 # Download files
 download_files(){
     # Download libsodium file
-    if ! wget --no-check-certificate -O libsodium-1.0.12.tar.gz https://github.com/jedisct1/libsodium/releases/download/1.0.12/libsodium-1.0.12.tar.gz; then
-        echo "Failed to download libsodium-1.0.12.tar.gz!"
+    if ! wget --no-check-certificate -O libsodium-1.0.13.tar.gz https://github.com/jedisct1/libsodium/releases/download/1.0.13/libsodium-1.0.13.tar.gz; then
+        echo "Failed to download libsodium-1.0.13.tar.gz!"
         exit 1
     fi
     # Download ShadowsocksR file
@@ -278,8 +278,8 @@ install(){
     # Install libsodium
     if [ ! -f /usr/lib/libsodium.a ]; then
         cd ${cur_dir}
-        tar zxf libsodium-1.0.12.tar.gz
-        cd libsodium-1.0.12
+        tar zxf libsodium-1.0.13.tar.gz
+        cd libsodium-1.0.13
         ./configure --prefix=/usr && make && make install
         if [ $? -ne 0 ]; then
             echo "libsodium install failed!"
@@ -331,7 +331,7 @@ install(){
 # Install cleanup
 install_cleanup(){
     cd ${cur_dir}
-    rm -rf manyuser.zip shadowsocksr-manyuser libsodium-1.0.12.tar.gz libsodium-1.0.12
+    rm -rf manyuser.zip shadowsocksr-manyuser libsodium-1.0.13.tar.gz libsodium-1.0.13
 }