diff --git a/checklibs.sh b/checklibs.sh
index 52defc0db..1b7708bf0 100644
--- a/checklibs.sh
+++ b/checklibs.sh
@@ -17,7 +17,7 @@ check_libpcre() {
     eval $(grep '^PCRE2_MAJOR=' $NDIR/libpcre/configure)
     eval $(grep '^PCRE2_MINOR=' $NDIR/libpcre/configure)
     PCRE_VERSION="$PCRE2_MAJOR.$PCRE2_MINOR"
-    PCRE_LATEST=$(curl -s -I $PCRE_SOURCE | tee tmp.txt | perl -lne 'if(m|^Location:.*/tag/pcre2-(\d+.\d+)[\r\n]*$|){print $1;exit(0)}')
+    PCRE_LATEST=$(curl -Ls -I $PCRE_SOURCE | tee tmp.txt | perl -lne 'if(m|^Location:.*/tag/pcre2-(\d+.\d+)[\r\n]*$|){print $1;exit(0)}')
     if [ "$PCRE_VERSION" != "$PCRE_LATEST" ]; then
         echo "Newer version of libpcre available"
         echo "  Current:" $PCRE_VERSION
@@ -31,7 +31,7 @@ check_libpcre() {
 check_libpcap() {
     PCAP_SOURCE="https://www.tcpdump.org/release/"
     PCAP_VERSION=$(cat $NDIR/libpcap/VERSION 2>/dev/null || cat $NDIR/libpcap/VERSION.txt)
-    PCAP_LATEST=$(curl -s $PCAP_SOURCE | perl -lne 'if(/libpcap-([\d.]+).tar.gz/){print $1}' | newest)
+    PCAP_LATEST=$(curl -Ls $PCAP_SOURCE | perl -lne 'if(/libpcap-([\d.]+).tar.gz/){print $1}' | newest)
     if [ "$PCAP_VERSION" != "$PCAP_LATEST" ]; then
         echo "Newer version of libpcap available"
         echo "  Current:" $PCAP_VERSION
@@ -56,7 +56,7 @@ EOC
     LUA_VERSION=$(./check_liblua)
     LUA_VERSION=${LUA_VERSION#Lua }
     rm check_liblua check_liblua.c
-    LUA_LATEST=$(curl -s $LUA_SOURCE | perl -lne 'if(/lua-([\d.]+).tar.gz/){print $1}' | newest)
+    LUA_LATEST=$(curl -Ls $LUA_SOURCE | perl -lne 'if(/lua-([\d.]+).tar.gz/){print $1}' | newest)
     if [ "$LUA_VERSION" != "$LUA_LATEST" ]; then
         echo "Newer version of liblua available"
         echo "  Current:" $LUA_VERSION
@@ -70,14 +70,14 @@ EOC
 check_liblinear() {
     LINEAR_SOURCE="https://www.csie.ntu.edu.tw/~cjlin/liblinear/"
     echo "Can't check liblinear, no version information is available"
-    LINEAR_LATEST=$(curl -s $LINEAR_SOURCE | perl -lne 'if(/The current release \(([^)]+)\) of <b>LIBLINEAR/){print $1;exit 0}')
+    LINEAR_LATEST=$(curl -Ls $LINEAR_SOURCE | perl -lne 'if(/The current release \(([^)]+)\) of <b>LIBLINEAR/){print $1;exit 0}')
     echo "  Latest:" $LINEAR_LATEST
 }
 
 check_zlib() {
     ZLIB_SOURCE="https://zlib.net/"
     ZLIB_VERSION=$(awk '$2=="ZLIB_VERSION"{print$3;exit}' $NDIR/libz/zlib.h | tr -d '"')
-    ZLIB_LATEST=$(curl -s $ZLIB_SOURCE | perl -lne 'if(/zlib-([\d.]+).tar.gz/){print $1}' | newest)
+    ZLIB_LATEST=$(curl -Ls $ZLIB_SOURCE | perl -lne 'if(/zlib-([\d.]+).tar.gz/){print $1}' | newest)
     if [ "$ZLIB_VERSION" != "$ZLIB_LATEST" ]; then
         echo "Newer version of zlib available"
         echo "  Current:" $ZLIB_VERSION
@@ -89,9 +89,9 @@ check_zlib() {
 }
 
 check_libssh2() {
-    LIBSSH2_SOURCE="https://www.libssh2.org/download/"
+    LIBSSH2_SOURCE="https://libssh2.org/download/"
     LIBSSH2_VERSION=$(awk '$2=="LIBSSH2_VERSION"{print$3;exit}' $NDIR/libssh2/include/libssh2.h | tr -d '"')
-    LIBSSH2_LATEST=$(curl -s $LIBSSH2_SOURCE | perl -lne 'if(/libssh2-([\d.]+).tar.gz/){print $1}' | newest)
+    LIBSSH2_LATEST=$(curl -Ls $LIBSSH2_SOURCE | perl -lne 'if(/libssh2-([\d.]+).tar.gz/){print $1}' | newest)
     if [ "$LIBSSH2_VERSION" != "$LIBSSH2_LATEST" ]; then
         echo "Newer version of libssh2 available"
         echo "  Current:" $LIBSSH2_VERSION