diff --git a/sentry_sdk/utils.py b/sentry_sdk/utils.py
index eeee118ed7..b9be3d8936 100644
--- a/sentry_sdk/utils.py
+++ b/sentry_sdk/utils.py
@@ -79,8 +79,6 @@
     R = TypeVar("R")
 
 
-epoch = datetime(1970, 1, 1)
-
 # The logger is created here but initialized in the debug support module
 logger = logging.getLogger("sentry_sdk.errors")
 
@@ -248,10 +246,6 @@ def capture_internal_exception(exc_info: "ExcInfo") -> None:
         logger.error("Internal error in sentry_sdk", exc_info=exc_info)
 
 
-def to_timestamp(value: "datetime") -> float:
-    return (value - epoch).total_seconds()
-
-
 def format_timestamp(value: "datetime") -> str:
     """Formats a timestamp in RFC 3339 format.