diff --git a/src/ragas/llms/base.py b/src/ragas/llms/base.py
index 3d2e117e2..2f33981cc 100644
--- a/src/ragas/llms/base.py
+++ b/src/ragas/llms/base.py
@@ -9,12 +9,15 @@
 from langchain_core.language_models import BaseLanguageModel
 from langchain_core.outputs import LLMResult
 
+
 if t.TYPE_CHECKING:
     from langchain_core.callbacks import Callbacks
     from langchain_core.prompts import ChatPromptTemplate
-
+    
     from ragas.llms.prompt import PromptValue
 
+
+
 MULTIPLE_COMPLETION_SUPPORTED = [
     OpenAI,
     ChatOpenAI,
@@ -66,6 +69,9 @@ def generate_text_with_hmpt(
         stop: t.Optional[t.List[str]] = None,
         callbacks: Callbacks = [],
     ) -> LLMResult:
+        
+        from ragas.llms.prompt import PromptValue
+
         prompt = PromptValue(prompt_str=prompts[0].format())
         return self.generate_text(prompt, n, temperature, stop, callbacks)