diff --git a/Makefile b/Makefile
index f45f312..7f103f7 100644
--- a/Makefile
+++ b/Makefile
@@ -192,4 +192,3 @@ mostlyclean:
 	   $(MAKE) clean -C po/$$loc || exit 1;\
 	done
 	@rm -f po/*.pot
-
diff --git a/conf/05-system-external-commands.conf b/conf/05-system-external-commands.conf.in
similarity index 93%
rename from conf/05-system-external-commands.conf
rename to conf/05-system-external-commands.conf.in
index 025a7a2..8c39fd0 100644
--- a/conf/05-system-external-commands.conf
+++ b/conf/05-system-external-commands.conf.in
@@ -7,10 +7,12 @@
 curl_opts_netlink="--connect-timeout 15 --retry 3"
 # (default: "-L --remote-name --fail --progress-bar $curl_opts_netlink")
 curl_options="-R -L --remote-name --fail --progress-bar $curl_opts_netlink"
-# Sintax for 'proxy': "proxyhost:port"
+# Syntax for 'proxy': "proxyhost:port"
 proxy=""
 # Sintax for 'proxy_user': "user:password"
 proxy_user=""
+# curl user agent
+curl_user_agent="autospec/@version@ (Linux; openmamba; reports@openmamba.org)"
 
 # Commands to run when a rpm package must be automatically installed
 # (NOTE: it could be necessary to manually configure sudo
diff --git a/lib/libapse.lib.in b/lib/libapse.lib.in
index 6a53967..3098a1f 100644
--- a/lib/libapse.lib.in
+++ b/lib/libapse.lib.in
@@ -1,7 +1,7 @@
 #!/bin/bash
 # libapse.lib -- Autospec Package Search Engine library
 # Copyright (C) 2007,2012 Stefano Cotta Ramusino <stefano.cotta@openmamba.org>
-# Copyright (C) 2008-2021 Silvan Calarco <silvan.calarco@mambasoft.it>
+# Copyright (C) 2008-2024 Silvan Calarco <silvan.calarco@mambasoft.it>
 
 [ "$libapse_is_loaded" = 1 ] || {
 libapse_is_loaded=1
@@ -321,6 +321,8 @@ proxy:,proxy-user:,autoupdate-off: \
    local curr_curl_url pck_file new_version last_version
    local curr_curl_proxy_opts="\
 ${proxy:+ --proxy $proxy}${proxy_user:+ --proxy-user $proxy_user}"
+   local curr_curl_user_agent_opts="\
+${curl_user_agent:+ --user-agent \"$curl_user_agent\"}"
 
    for i in `seq 1 ${#autoupdate_off[*]}`; do
       apse_enabled[${autoupdate_off[$i-1]}]="0"
@@ -343,9 +345,9 @@ ${proxy:+ --proxy $proxy}${proxy_user:+ --proxy-user $proxy_user}"
 <${NOTE}$curr_curl_url${NORM}> (\`${NOTE}source0${NORM}')..."
 
          notify.debug "\
-running: curl \$curr_curl_proxy_opts -s -L \"$curr_curl_url\""
+running: curl $curr_curl_proxy_opts $curr_curl_user_agent_opts -s -L \"$curr_curl_url\""
          curl $curl_opts_netlink \
-            $curr_curl_proxy_opts -s -L "$curr_curl_url" \
+            $curr_curl_proxy_opts $curr_curl_user_agent_opts -s -L "$curr_curl_url" \
                > $fcurlout
          let "retval = $?"
 
@@ -446,8 +448,8 @@ sort -t. -n -r -k1 -k2 -k3 -k4 -k5 -k6 -k7 -k8 -k9 -k10 ))
 
       curr_curl_url="http://sourceforge.net/projects/$src_name/files/latest/download"
       notify.debug \
-         "running: curl \$curr_curl_proxy_opts -s -L \"$curr_curl_url\""
-      curl $curr_curl_proxy_opts -I -A Linux -s -L "$curr_curl_url" \
+         "running: curl $curr_curl_proxy_opts $curr_curl_user_agent_opts -s -L \"$curr_curl_url\""
+      curl $curr_curl_proxy_opts $curr_curl_user_agent_opts -I -A Linux -s -L "$curr_curl_url" \
          > $fcurlout
 
       let "retval = $?"
@@ -503,15 +505,15 @@ $"looking at"" ${NOTE}(#$i)${NORM} <${NOTE}${apse_site_name[$i]}${NORM}>..."
             }
             if [ "${apse_put_fields[$i]}" ]; then
                notify.debug "\
-running: curl \$curr_curl_proxy_opts -s -L -d \
+running: curl $curr_curl_proxy_opts $curr_curl_user_agent_opts -s -L -d \
 \"${apse_put_fields[$i]}${search_name}\" \"$curr_curl_url\""
-               curl $curr_curl_proxy_opts -s -L -d \
+               curl $curr_curl_proxy_opts $curr_curl_user_agent_opts -s -L -d \
                   "${apse_put_fields[$i]}${search_name}" "$curr_curl_url" \
                      > $fcurlout
             else
                notify.debug "\
-running: curl \$curr_curl_proxy_opts -s -L \"$curr_curl_url\""
-               curl $curr_curl_proxy_opts -s -L "$curr_curl_url" > $fcurlout
+running: curl $curr_curl_proxy_opts $curr_curl_user_agent_opts -s -L \"$curr_curl_url\""
+               curl $curr_curl_proxy_opts $curr_curl_user_agent_opts -s -L "$curr_curl_url" > $fcurlout
             fi
 
             let "retval = $?"