diff --git a/django_inlines/inlines.py b/django_inlines/inlines.py
index 24dd13e..ec33e22 100644
--- a/django_inlines/inlines.py
+++ b/django_inlines/inlines.py
@@ -11,7 +11,7 @@
     """, re.VERBOSE)
 
 INLINE_KWARG_PARSER = re.compile(r"""
-    (?P<kwargs>(?:\s\b[a-z_]+=\w+\s?)+)?\Z # kwargs match everything at the end in groups " name=arg"
+    (?P<kwargs>(?:\s\b[a-z_]+=\S+\s?)+)?\Z # kwargs match everything at the end in groups " name=arg"
     """, re.VERBOSE)