diff --git a/build-scripts/gnu-linux-arm-rbpi-config/aria2-arm-rbpi-gnu-linux-cross-build-libs b/build-scripts/gnu-linux-arm-rbpi-config/aria2-arm-rbpi-gnu-linux-cross-build-libs
index be23140..ab231a7 100755
--- a/build-scripts/gnu-linux-arm-rbpi-config/aria2-arm-rbpi-gnu-linux-cross-build-libs
+++ b/build-scripts/gnu-linux-arm-rbpi-config/aria2-arm-rbpi-gnu-linux-cross-build-libs
@@ -22,7 +22,7 @@ ZLIB=http://sourceforge.net/projects/libpng/files/zlib/1.2.11/zlib-1.2.11.tar.gz
 OPENSSL=http://www.openssl.org/source/openssl-1.0.2m.tar.gz
 EXPAT=https://sourceforge.net/projects/expat/files/expat/2.2.0/expat-2.2.0.tar.bz2
 SQLITE3=http://www.sqlite.org/2017/sqlite-autoconf-3180000.tar.gz
-C_ARES=http://c-ares.haxx.se/download/c-ares-1.12.0.tar.gz
+C_ARES=http://c-ares.haxx.se/download/c-ares-1.13.0.tar.gz
 SSH2=https://www.libssh2.org/download/libssh2-1.7.0.tar.gz
 
 ## CONFIG ##
@@ -68,8 +68,8 @@ cd $BUILD_DIRECTORY
  # c-ares build
   cd ..
   $DOWNLOADER $C_ARES
-  tar zxvf c-ares-1.12.0.tar.gz
-  cd c-ares-1.12.0/
+  tar zxvf c-ares-1.13.0.tar.gz
+  cd c-ares-1.13.0/
   PKG_CONFIG_PATH=$PREFIX/lib/pkgconfig/ LD_LIBRARY_PATH=$PREFIX/lib/ CC=$HOST-gcc CXX=$HOST-g++ ./configure --host=$HOST --build=`dpkg-architecture -qDEB_BUILD_GNU_TYPE` --prefix=$PREFIX --enable-static --disable-shared
   make
   make install
diff --git a/build-scripts/gnu-linux-config/aria2-i386-gnu-linux-cross-build-libs b/build-scripts/gnu-linux-config/aria2-i386-gnu-linux-cross-build-libs
index 22135c1..a4d7e4a 100755
--- a/build-scripts/gnu-linux-config/aria2-i386-gnu-linux-cross-build-libs
+++ b/build-scripts/gnu-linux-config/aria2-i386-gnu-linux-cross-build-libs
@@ -29,7 +29,7 @@ ZLIB=http://sourceforge.net/projects/libpng/files/zlib/1.2.11/zlib-1.2.11.tar.gz
 OPENSSL=http://www.openssl.org/source/openssl-1.0.2m.tar.gz
 EXPAT=https://sourceforge.net/projects/expat/files/expat/2.2.0/expat-2.2.0.tar.bz2
 SQLITE3=http://www.sqlite.org/2017/sqlite-autoconf-3180000.tar.gz
-C_ARES=http://c-ares.haxx.se/download/c-ares-1.12.0.tar.gz
+C_ARES=http://c-ares.haxx.se/download/c-ares-1.13.0.tar.gz
 SSH2=https://www.libssh2.org/download/libssh2-1.7.0.tar.gz
 
 ## CONFIG ##
@@ -61,8 +61,8 @@ export LDFLAGS="-m32"
  # c-ares build
   cd ..
   $DOWNLOADER $C_ARES
-  tar zxvf c-ares-1.12.0.tar.gz
-  cd c-ares-1.12.0/
+  tar zxvf c-ares-1.13.0.tar.gz
+  cd c-ares-1.13.0/
   CFLAGS="-m32" CXXFLAGS="-m32" LDFLAGS="-m32" PKG_CONFIG_PATH=$PREFIX/lib/pkgconfig/ LD_LIBRARY_PATH=$PREFIX/lib/ CC="$C_COMPILER -m32" CXX="$CXX_COMPILER -m32" ./configure --prefix=$PREFIX --enable-static --disable-shared
   make
   make install
diff --git a/build-scripts/gnu-linux-config/aria2-x86_64-gnu-linux-build-libs b/build-scripts/gnu-linux-config/aria2-x86_64-gnu-linux-build-libs
index 1d8a882..2b21eff 100755
--- a/build-scripts/gnu-linux-config/aria2-x86_64-gnu-linux-build-libs
+++ b/build-scripts/gnu-linux-config/aria2-x86_64-gnu-linux-build-libs
@@ -27,7 +27,7 @@ ZLIB=http://sourceforge.net/projects/libpng/files/zlib/1.2.11/zlib-1.2.11.tar.gz
 OPENSSL=http://www.openssl.org/source/openssl-1.0.2m.tar.gz
 EXPAT=https://sourceforge.net/projects/expat/files/expat/2.2.0/expat-2.2.0.tar.bz2
 SQLITE3=http://www.sqlite.org/2017/sqlite-autoconf-3180000.tar.gz
-C_ARES=http://c-ares.haxx.se/download/c-ares-1.12.0.tar.gz
+C_ARES=http://c-ares.haxx.se/download/c-ares-1.13.0.tar.gz
 SSH2=https://www.libssh2.org/download/libssh2-1.7.0.tar.gz
 
 ## CONFIG ##
@@ -56,8 +56,8 @@ cd $BUILD_DIRECTORY
  # c-ares build
   cd ..
   $DOWNLOADER $C_ARES
-  tar zxvf c-ares-1.12.0.tar.gz
-  cd c-ares-1.12.0/
+  tar zxvf c-ares-1.13.0.tar.gz
+  cd c-ares-1.13.0/
   PKG_CONFIG_PATH=$PREFIX/lib/pkgconfig/ LD_LIBRARY_PATH=$PREFIX/lib/ CC="$C_COMPILER" CXX="$CXX_COMPILER" ./configure --prefix=$PREFIX --enable-static --disable-shared
   make
   make install
diff --git a/build-scripts/mingw-config/aria2-i686-w64-mingw-build-libs b/build-scripts/mingw-config/aria2-i686-w64-mingw-build-libs
index fce99de..5fa9ee6 100755
--- a/build-scripts/mingw-config/aria2-i686-w64-mingw-build-libs
+++ b/build-scripts/mingw-config/aria2-i686-w64-mingw-build-libs
@@ -24,7 +24,7 @@ ZLIB=http://sourceforge.net/projects/libpng/files/zlib/1.2.11/zlib-1.2.11.tar.gz
 OPENSSL=http://www.openssl.org/source/openssl-1.0.2m.tar.gz
 EXPAT=https://sourceforge.net/projects/expat/files/expat/2.2.0/expat-2.2.0.tar.bz2
 SQLITE3=http://www.sqlite.org/2017/sqlite-autoconf-3180000.tar.gz
-C_ARES=http://c-ares.haxx.se/download/c-ares-1.12.0.tar.gz
+C_ARES=http://c-ares.haxx.se/download/c-ares-1.13.0.tar.gz
 SSH2=https://www.libssh2.org/download/libssh2-1.7.0.tar.gz
 
 ## CONFIG ##
@@ -55,8 +55,8 @@ cd $BUILD_DIRECTORY
  # c-ares build
   cd ..
   $DOWNLOADER $C_ARES
-  tar zxvf c-ares-1.12.0.tar.gz
-  cd c-ares-1.12.0/
+  tar zxvf c-ares-1.13.0.tar.gz
+  cd c-ares-1.13.0/
   CC=$HOST-gcc CXX=$HOST-g++ AR=$HOST-ar RANLIB=$HOST-ranlib ./configure --prefix=$PREFIX --host=$HOST --enable-static --disable-shared
   make
   make install
diff --git a/build-scripts/mingw-config/aria2-x86_64-w64-mingw-build-libs b/build-scripts/mingw-config/aria2-x86_64-w64-mingw-build-libs
index 855792a..e321178 100755
--- a/build-scripts/mingw-config/aria2-x86_64-w64-mingw-build-libs
+++ b/build-scripts/mingw-config/aria2-x86_64-w64-mingw-build-libs
@@ -24,7 +24,7 @@ ZLIB=http://sourceforge.net/projects/libpng/files/zlib/1.2.11/zlib-1.2.11.tar.gz
 OPENSSL=http://www.openssl.org/source/openssl-1.0.2m.tar.gz
 EXPAT=https://sourceforge.net/projects/expat/files/expat/2.2.0/expat-2.2.0.tar.bz2
 SQLITE3=http://www.sqlite.org/2017/sqlite-autoconf-3180000.tar.gz
-C_ARES=http://c-ares.haxx.se/download/c-ares-1.12.0.tar.gz
+C_ARES=http://c-ares.haxx.se/download/c-ares-1.13.0.tar.gz
 SSH2=https://www.libssh2.org/download/libssh2-1.7.0.tar.gz
 
 ## CONFIG ##
@@ -55,8 +55,8 @@ cd $BUILD_DIRECTORY
  # c-ares build
   cd ..
   $DOWNLOADER $C_ARES
-  tar zxvf c-ares-1.12.0.tar.gz
-  cd c-ares-1.12.0/
+  tar zxvf c-ares-1.13.0.tar.gz
+  cd c-ares-1.13.0/
   CC=$HOST-gcc CXX=$HOST-g++ AR=$HOST-ar RANLIB=$HOST-ranlib ./configure --prefix=$PREFIX --host=$HOST --enable-static --disable-shared
   make
   make install