diff --git a/python/lsst/summit/extras/animation.py b/python/lsst/summit/extras/animation.py
index be092eb..3f6087e 100644
--- a/python/lsst/summit/extras/animation.py
+++ b/python/lsst/summit/extras/animation.py
@@ -45,7 +45,8 @@
     makeDefaultLatissButler,
     updateDataIdOrDataCord,
 )
-from lsst.summit.utils.utils import dayObsIntToString, setupLogging
+from lsst.summit.utils.dateTime import dayObsIntToString
+from lsst.summit.utils.utils import setupLogging
 
 logger = logging.getLogger("lsst.summit.extras.animation")
 setupLogging()
diff --git a/python/lsst/summit/extras/plotting/focusSweep.py b/python/lsst/summit/extras/plotting/focusSweep.py
index 8c3b6f1..5c791a3 100644
--- a/python/lsst/summit/extras/plotting/focusSweep.py
+++ b/python/lsst/summit/extras/plotting/focusSweep.py
@@ -29,7 +29,8 @@
 import numpy as np
 from matplotlib.figure import Figure
 
-from lsst.summit.utils.efdUtils import efdTimestampToAstropy, getMostRecentRowWithDataBefore
+from lsst.summit.utils.dateTime import efdTimestampToAstropy
+from lsst.summit.utils.efdUtils import getMostRecentRowWithDataBefore
 
 PLATESCALE = 0.2  # arcsec / pixel
 
diff --git a/python/lsst/summit/extras/ringssSeeing.py b/python/lsst/summit/extras/ringssSeeing.py
index 308b305..6d264de 100644
--- a/python/lsst/summit/extras/ringssSeeing.py
+++ b/python/lsst/summit/extras/ringssSeeing.py
@@ -30,12 +30,8 @@
 from astropy.time import Time, TimeDelta
 from matplotlib.dates import DateFormatter, num2date
 
-from lsst.summit.utils.efdUtils import (
-    getDayObsEndTime,
-    getDayObsStartTime,
-    getEfdData,
-    getMostRecentRowWithDataBefore,
-)
+from lsst.summit.utils.dateTime import getDayObsEndTime, getDayObsStartTime
+from lsst.summit.utils.efdUtils import getEfdData, getMostRecentRowWithDataBefore
 from lsst.utils.plotting.figures import make_figure
 
 HAS_EFD_CLIENT = True
diff --git a/python/lsst/summit/extras/slewTimingSimonyi.py b/python/lsst/summit/extras/slewTimingSimonyi.py
index 2386cf4..ce2bf1c 100644
--- a/python/lsst/summit/extras/slewTimingSimonyi.py
+++ b/python/lsst/summit/extras/slewTimingSimonyi.py
@@ -33,9 +33,9 @@
 
 import lsst.daf.butler as dafButler
 import lsst.summit.utils.butlerUtils as butlerUtils
+from lsst.summit.utils.dateTime import dayObsIntToString
 from lsst.summit.utils.efdUtils import getCommands, getEfdData
 from lsst.summit.utils.simonyi.mountData import getAzElRotHexDataForPeriod
-from lsst.summit.utils.utils import dayObsIntToString
 from lsst.utils.plotting.figures import make_figure
 
 if TYPE_CHECKING: