diff --git a/src/etc/inc/pfsense-utils.inc b/src/etc/inc/pfsense-utils.inc
index f08b24958c..589f4b4b69 100644
--- a/src/etc/inc/pfsense-utils.inc
+++ b/src/etc/inc/pfsense-utils.inc
@@ -1975,7 +1975,7 @@ function download_file($url, $destination, $verify_ssl = true, $connect_timeout
 	curl_setopt($ch, CURLOPT_HEADER, false);
 	curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
 	if (!isset($config['system']['do_not_send_uniqueid'])) {
-		curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . $g['product_version'] . ' : ' . system_get_uniqueid());
+		curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . $g['product_version'] . ':' . system_get_uniqueid());
 	} else {
 		curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . $g['product_version']);
 	}
@@ -2030,7 +2030,7 @@ function download_file_with_progress_bar($url, $destination, $verify_ssl = true,
 	curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, $connect_timeout);
 	curl_setopt($ch, CURLOPT_TIMEOUT, $timeout);
 	if (!isset($config['system']['do_not_send_uniqueid'])) {
-		curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . $g['product_version'] . ' : ' . system_get_uniqueid());
+		curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . $g['product_version'] . ':' . system_get_uniqueid());
 	} else {
 		curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . $g['product_version']);
 	}
diff --git a/src/etc/inc/pkg-utils.inc b/src/etc/inc/pkg-utils.inc
index 1e0dae3d03..04be83b059 100644
--- a/src/etc/inc/pkg-utils.inc
+++ b/src/etc/inc/pkg-utils.inc
@@ -111,7 +111,7 @@ function pkg_env($extra_env = array()) {
 
 	$user_agent = $g['product_name'] . '/' . $g['product_version'];
 	if (!isset($config['system']['do_not_send_uniqueid'])) {
-		$user_agent .= ' : ' . system_get_uniqueid();
+		$user_agent .= ':' . system_get_uniqueid();
 	}
 
 	$pkg_env_vars = array(
diff --git a/src/usr/local/www/crash_reporter.php b/src/usr/local/www/crash_reporter.php
index 74af74e91f..7e8e5e8a82 100644
--- a/src/usr/local/www/crash_reporter.php
+++ b/src/usr/local/www/crash_reporter.php
@@ -80,7 +80,7 @@ function upload_crash_report($files) {
 	curl_setopt($ch, CURLOPT_SAFE_UPLOAD, false);
 	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
 	if (!isset($config['system']['do_not_send_uniqueid'])) {
-		curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . $g['product_version'] . ' : ' . system_get_uniqueid());
+		curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . $g['product_version'] . ':' . system_get_uniqueid());
 	} else {
 		curl_setopt($ch, CURLOPT_USERAGENT, $g['product_name'] . '/' . $g['product_version']);
 	}