diff --git a/litellm/litellm_core_utils/audio_utils/utils.py b/litellm/litellm_core_utils/audio_utils/utils.py
index ea1a5a4d4dc..ea594bd9a73 100644
--- a/litellm/litellm_core_utils/audio_utils/utils.py
+++ b/litellm/litellm_core_utils/audio_utils/utils.py
@@ -34,10 +34,6 @@ def normalized_audio_duration_seconds(value: object) -> float | None:
 LIBSNDFILE_UNKNOWN_FRAME_COUNT: Final = 2**63 - 1
 
 
-def soundfile_duration_seconds(frames: int, samplerate: int) -> float | None:
-    return None if frames >= LIBSNDFILE_UNKNOWN_FRAME_COUNT else frames / samplerate
-
-
 @dataclass
 class ProcessedAudioFile:
     """
@@ -347,7 +343,10 @@ def calculate_request_duration(file: FileTypes) -> float | None:
         # Extract duration using soundfile
         file_object: Final = io.BytesIO(file_content)
         with sf.SoundFile(file_object) as audio:
-            return soundfile_duration_seconds(len(audio), audio.samplerate)
+            if len(audio) >= LIBSNDFILE_UNKNOWN_FRAME_COUNT:
+                return None
+            duration: Final = len(audio) / audio.samplerate
+            return duration
 
     except Exception:
         # Silently fail if duration extraction fails
diff --git a/litellm/proxy/pass_through_endpoints/llm_provider_handlers/transcribe_passthrough_logging_handler.py b/litellm/proxy/pass_through_endpoints/llm_provider_handlers/transcribe_passthrough_logging_handler.py
index d86903127bb..40aba7e4df6 100644
--- a/litellm/proxy/pass_through_endpoints/llm_provider_handlers/transcribe_passthrough_logging_handler.py
+++ b/litellm/proxy/pass_through_endpoints/llm_provider_handlers/transcribe_passthrough_logging_handler.py
@@ -29,7 +29,7 @@ from litellm.constants import (
     TRANSCRIBE_MEDIA_FETCH_ATTEMPTS,
     TRANSCRIBE_MEDIA_LAST_MODIFIED_TOLERANCE_SECONDS,
 )
-from litellm.litellm_core_utils.audio_utils.utils import soundfile_duration_seconds
+from litellm.litellm_core_utils.audio_utils.utils import LIBSNDFILE_UNKNOWN_FRAME_COUNT
 from litellm.litellm_core_utils.aws_partition import get_aws_dns_suffix
 from litellm.litellm_core_utils.litellm_logging import Logging as LiteLLMLoggingObj
 from litellm.litellm_core_utils.litellm_logging import (
@@ -524,7 +524,9 @@ async def write_media_within_limit(response: httpx.Response, media_file: IO[byte
 def media_file_seconds(path: Path) -> float | None:
     try:
         with soundfile.SoundFile(str(path)) as audio:
-            return soundfile_duration_seconds(len(audio), audio.samplerate)
+            if len(audio) >= LIBSNDFILE_UNKNOWN_FRAME_COUNT:
+                return None
+            return len(audio) / audio.samplerate
     except (RuntimeError, ValueError, OSError) as e:
         verbose_proxy_logger.warning("Transcribe media could not be decoded for its duration: %s", e)
         return None