diff --git a/src/opnsense/service/modules/template.py b/src/opnsense/service/modules/template.py
index 0f1a38589..00716a008 100644
--- a/src/opnsense/service/modules/template.py
+++ b/src/opnsense/service/modules/template.py
@@ -66,6 +66,7 @@ class Template(object):
         self._j2_env.filters['decode_idna'] = lambda x:x.decode('idna')
         self._j2_env.filters['encode_idna'] = self._encode_idna
         self._j2_env.filters['shlex_quote'] = shlex.quote
+        self._j2_env.filters['shlex_split'] = shlex.split
         self._j2_env.filters['regex_replace'] = lambda value, pattern, replacement: re.sub(pattern, replacement, value)
 
     @staticmethod