diff --git a/posthog/models/feature_flag/flag_matching.py b/posthog/models/feature_flag/flag_matching.py
index 0ee0deb83fb6e..2849fac5d8684 100644
--- a/posthog/models/feature_flag/flag_matching.py
+++ b/posthog/models/feature_flag/flag_matching.py
@@ -457,9 +457,13 @@ def condition_eval(key, condition):
                             }
                             condition_eval(is_set_key, is_set_condition)
 
-                    for index, condition in enumerate(feature_flag.conditions):
-                        key = f"flag_{feature_flag.pk}_condition_{index}"
-                        condition_eval(key, condition)
+                    with start_span(
+                        op="parse_feature_flag_conditions",
+                        description=f"feature_flag={feature_flag.pk} key={feature_flag.key}",
+                    ):
+                        for index, condition in enumerate(feature_flag.conditions):
+                            key = f"flag_{feature_flag.pk}_condition_{index}"
+                            condition_eval(key, condition)
 
                 if len(person_fields) > 0:
                     person_query = person_query.values(*person_fields)