diff --git a/sphinx_needs/api/need.py b/sphinx_needs/api/need.py
index ccfe6598b..c7aea7bd9 100644
--- a/sphinx_needs/api/need.py
+++ b/sphinx_needs/api/need.py
@@ -216,7 +216,7 @@ def run():
     if (
         needs_config.id_regex
         and not is_external
-        and not re.match(needs_config.id_regex, need_id)
+        and not re.fullmatch(needs_config.id_regex, need_id)
     ):
         raise NeedsInvalidException(
             f"Given ID '{need_id}' does not match configured regex '{needs_config.id_regex}'"