diff --git a/deepeval/integrations/crewai/handler.py b/deepeval/integrations/crewai/handler.py
index b833ef2a9..3c71b1214 100644
--- a/deepeval/integrations/crewai/handler.py
+++ b/deepeval/integrations/crewai/handler.py
@@ -12,6 +12,9 @@
 logger = logging.getLogger(__name__)
 
 
+class BaseEventListener(object):
+    pass
+
 try:
     from crewai.events import BaseEventListener
     from crewai.events import (
diff --git a/deepeval/integrations/crewai/subs.py b/deepeval/integrations/crewai/subs.py
index d284dcaa3..13c512254 100644
--- a/deepeval/integrations/crewai/subs.py
+++ b/deepeval/integrations/crewai/subs.py
@@ -46,6 +46,15 @@ def __init__(
 
 
 # Create the classes
-DeepEvalCrew = create_deepeval_class(Crew, "DeepEvalCrew")
-DeepEvalAgent = create_deepeval_class(Agent, "DeepEvalAgent")
-DeepEvalLLM = create_deepeval_class(LLM, "DeepEvalLLM")
+if is_crewai_installed():
+    DeepEvalCrew = create_deepeval_class(Crew, "DeepEvalCrew")
+    DeepEvalAgent = create_deepeval_class(Agent, "DeepEvalAgent")
+    DeepEvalLLM = create_deepeval_class(LLM, "DeepEvalLLM")
+else:
+    # Define placeholders to avoid NameError in __init__.py
+    class DeepEvalCrew:
+        pass
+    class DeepEvalAgent:
+        pass
+    class DeepEvalLLM:
+        pass