diff --git a/rpm/CentOS6.pre.build.sh b/rpm/CentOS6.pre.build.sh
index 4b2760b..85e19d9 100755
--- a/rpm/CentOS6.pre.build.sh
+++ b/rpm/CentOS6.pre.build.sh
@@ -12,7 +12,7 @@ LIBEVENT_MAJOR_VERSION=2
 LIBEVENT_VERSION=${LIBEVENT_MAJOR_VERSION}.0.21
 LIBEVENT_DISTRO=libevent-${LIBEVENT_VERSION}-stable.tar.gz
 LIBEVENT_SPEC_DIR=libevent.rpm
-LIBEVENT_SPEC_GIT_URL=${TURNSERVER_GIT_URL}/${LIBEVENT_SPEC_DIR}
+LIBEVENT_SPEC_GIT_URL=https://github.com/coturn/coturn/raw/libevent.rpm
 LIBEVENT_SPEC_FILE=libevent.spec
 
 # Common packs
@@ -31,12 +31,15 @@ fi
 if ! [ -f ${BUILDDIR}/SPECS/${LIBEVENT_SPEC_FILE} ] ; then 
     cd ${BUILDDIR}/tmp
     rm -rf ${LIBEVENT_SPEC_DIR}
-    git clone ${LIBEVENT_SPEC_GIT_URL} ${LIBEVENT_SPEC_DIR}
+    mkdir ${LIBEVENT_SPEC_DIR}
+    cd ${LIBEVENT_SPEC_DIR}
+    wget --quiet --no-check-certificate ${LIBEVENT_SPEC_GIT_URL}/${LIBEVENT_SPEC_FILE}
     ER=$?
     if ! [ ${ER} -eq 0 ] ; then
 	cd ${CPWD}
 	exit -1
     fi
+    cd ..
     
     if ! [ -f ${LIBEVENT_SPEC_DIR}/${LIBEVENT_SPEC_FILE} ] ; then
 	echo "ERROR: cannot download ${LIBEVENT_SPEC_FILE} file"
diff --git a/rpm/build.sh b/rpm/build.sh
index 6a876ae..e1e918a 100755
--- a/rpm/build.sh
+++ b/rpm/build.sh
@@ -20,7 +20,7 @@ fi
 
 cd ${BUILDDIR}/tmp
 rm -rf turnserver-${TURNVERSION}
-git clone ${TURNSERVER_GIT_URL} turnserver-${TURNVERSION}
+git clone ${TURNSERVER_GIT_URL} --branch ${TURNVERSION} turnserver-${TURNVERSION}
 ER=$?
 if ! [ ${ER} -eq 0 ] ; then
     cd ${CPWD}
diff --git a/rpm/common.pre.build.sh b/rpm/common.pre.build.sh
index 4c98718..499d036 100755
--- a/rpm/common.pre.build.sh
+++ b/rpm/common.pre.build.sh
@@ -16,7 +16,7 @@ mkdir -p ${BUILDDIR}/tmp
 
 # Common packs
 
-PACKS="make gcc redhat-rpm-config rpm-build doxygen openssl-devel git"
+PACKS="make gcc redhat-rpm-config rpm-build doxygen openssl-devel git wget"
 sudo yum -y install ${PACKS}
 ER=$?
 if ! [ ${ER} -eq 0 ] ; then