diff --git a/assemblyai/types.py b/assemblyai/types.py
index 8247773..f69a9c1 100644
--- a/assemblyai/types.py
+++ b/assemblyai/types.py
@@ -1,8 +1,12 @@
 from datetime import datetime
 from enum import Enum
-from typing import Any, Dict, List, Literal, Optional, Sequence, Tuple, Union
+from typing import Any, Dict, List, Optional, Sequence, Tuple, Union
+
+try:
+    from pydantic import UUID4, BaseModel, BaseSettings, Extra, Field
+except ImportError:
+    from pydantic.v1 import UUID4, BaseModel, BaseSettings, Extra, Field
 
-from pydantic import UUID4, BaseModel, BaseSettings, Extra, Field
 from typing_extensions import Self
 
 
@@ -1603,9 +1607,8 @@ class RealtimeSessionOpened(BaseModel):
     Once a real-time session is opened, the client will receive this message
     """
 
-    message_type: Literal[
-        RealtimeMessageTypes.session_begins
-    ] = RealtimeMessageTypes.session_begins
+    message_type: RealtimeMessageTypes = RealtimeMessageTypes.session_begins
+
 
     session_id: UUID4
     "Unique identifier for the established session."
@@ -1637,9 +1640,7 @@ class RealtimeTranscript(BaseModel):
     Base class for real-time transcript messages.
     """
 
-    message_type: Literal[
-        RealtimeMessageTypes.partial_transcript, RealtimeMessageTypes.final_transcript
-    ]
+    message_type: RealtimeMessageTypes
     "Describes the type of message"
 
     audio_start: int
@@ -1670,9 +1671,7 @@ class RealtimePartialTranscript(RealtimeTranscript):
     As you send audio data to the service, the service will immediately start responding with partial transcripts.
     """
 
-    message_type: Literal[
-        RealtimeMessageTypes.partial_transcript
-    ] = RealtimeMessageTypes.partial_transcript
+    message_type: RealtimeMessageTypes = RealtimeMessageTypes.partial_transcript
 
 
 class RealtimeFinalTranscript(RealtimeTranscript):
@@ -1682,9 +1681,7 @@ class RealtimeFinalTranscript(RealtimeTranscript):
     sent to you so far with higher accuracy, as well as add punctuation and casing to the transcription text.
     """
 
-    message_type: Literal[
-        RealtimeMessageTypes.final_transcript
-    ] = RealtimeMessageTypes.final_transcript
+    message_type: RealtimeMessageTypes = RealtimeMessageTypes.final_transcript
 
     punctuated: bool
     "Whether the transcript has been punctuated and cased"
diff --git a/setup.py b/setup.py
index 7805e82..ba68282 100644
--- a/setup.py
+++ b/setup.py
@@ -7,15 +7,15 @@
 
 setup(
     name="assemblyai",
-    version="0.12.0",
+    version="0.13.0",
     description="AssemblyAI Python SDK",
     author="AssemblyAI",
     author_email="engineering.sdk@assemblyai.com",
     packages=find_packages(),
     install_requires=[
         "httpx>=0.19.0",
-        "pydantic>=1.7.0",
-        "typing-extensions>=3.7,<4.6",
+        "pydantic>=1.7.0,!=1.10.7",
+        "typing-extensions>=3.7",
         "websockets>=11.0",
     ],
     extras_require={
diff --git a/tox.ini b/tox.ini
index b10d573..3bfddd2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py{38,39,310,311}-websockets{latest,11.0}-pyaudio{latest,0.2}-httpx{latest,0.24,0.23,0.22,0.21}-pydantic{latest,1.10,1.9,1.8,1.7}-typing-extensions
+envlist = py{38,39,310,311}-websockets{latest,11.0}-pyaudio{latest,0.2}-httpx{latest,0.24,0.23,0.22,0.21}-pydantic{latest,2,1.10,1.9,1.8,1.7}-typing-extensions
 
 [testenv]
 deps =
@@ -12,11 +12,12 @@ deps =
     httpx0.22: httpx>=0.22.0,<0.23.0
     httpx0.21: httpx>=0.21.0,<0.22.0
     pydanticlatest: pydantic
-    pydantic1.10: pydantic>=1.10.0,<1.11.0
+    pydantic2: pydantic>=2
+    pydantic1.10: pydantic>=1.10.0,<1.11.0,!=1.10.7
     pydantic1.9: pydantic>=1.9.0,<1.10.0
     pydantic1.8: pydantic>=1.8.0,<1.9.0
     pydantic1.7: pydantic>=1.7.0,<1.8.0
-    typing-extensions: typing-extensions>=3.7,<4.6
+    typing-extensions: typing-extensions>=3.7
     # extra dependencies
     pyaudiolatest: pyaudio
     pyaudio0.2: pyaudio>=0.2.13,<0.3.0