diff --git a/src/lighteval/utils/cache_management.py b/src/lighteval/utils/cache_management.py
index e5764a04b..b6c0ca6ed 100644
--- a/src/lighteval/utils/cache_management.py
+++ b/src/lighteval/utils/cache_management.py
@@ -202,6 +202,8 @@ def get_task_id(self, task_name: str, sampling_method: SamplingMethod) -> TaskID
 
     def get_sampling_method(self, sample: dict) -> str:
         if len(sample.get("logprobs", [])) > 0:
+            if len(sample.get("text", [])) == 0:
+                return SamplingMethod.PERPLEXITY
             return SamplingMethod.LOGPROBS
         if len(sample.get("text", [])) > 0:
             return SamplingMethod.GENERATIVE
@@ -261,7 +263,10 @@ def get_samples_to_process_and_cache(
         return docs_not_cached, set(tasks_with_cached_samples)
 
     def get_samples_from_cache(
-        self, docs: List[Doc], task_ids: List[TaskID] | set[TaskID], sampling_method: SamplingMethod
+        self,
+        docs: List[Doc],
+        task_ids: List[TaskID] | set[TaskID],
+        sampling_method: SamplingMethod,
     ) -> List[dict | ModelResponse]:
         """Get cached samples for the given docs.
         Warning: Assumes all docs and task_names provided are stored in cache, will fail otherwise.