diff --git a/include/sta/Liberty.hh b/include/sta/Liberty.hh
index 02769b84..3f096a81 100644
--- a/include/sta/Liberty.hh
+++ b/include/sta/Liberty.hh
@@ -892,10 +892,6 @@ public:
   float clkTreeDelay(float in_slew,
                      const RiseFall *from_rf,
                      const MinMax *min_max) const;
-  // deprecated 2024-06-22
-  RiseFallMinMax clkTreeDelays() const __attribute__ ((deprecated));
-  // deprecated 2024-02-27
-  RiseFallMinMax clockTreePathDelays() const __attribute__ ((deprecated));
 
   static bool equiv(const LibertyPort *port1,
                     const LibertyPort *port2);
@@ -916,7 +912,6 @@ protected:
   void setMinPort(LibertyPort *min);
   void addScaledPort(OperatingConditions *op_cond,
                      LibertyPort *scaled_port);
-  RiseFallMinMax clkTreeDelays1() const;
   void setMemberFlag(bool value,
                      const std::function<void(LibertyPort*, bool)> &setter);
   void setMemberFloat(float value,
diff --git a/liberty/Liberty.cc b/liberty/Liberty.cc
index 5df31143..7510fdcb 100644
--- a/liberty/Liberty.cc
+++ b/liberty/Liberty.cc
@@ -2736,33 +2736,6 @@ LibertyPort::setDriverWaveform(DriverWaveform *driver_waveform,
 
 ////////////////////////////////////////////////////////////////
 
-RiseFallMinMax
-LibertyPort::clockTreePathDelays() const
-{
-  return clkTreeDelays1();
-}
-
-RiseFallMinMax
-LibertyPort::clkTreeDelays() const
-{
-  return clkTreeDelays1();
-}
-
-RiseFallMinMax
-LibertyPort::clkTreeDelays1() const
-{
-  RiseFallMinMax delays;
-  for (const RiseFall *from_rf : RiseFall::range()) {
-    for (const RiseFall *to_rf : RiseFall::range()) {
-      for (const MinMax *min_max : MinMax::range()) {
-        float delay = clkTreeDelay(0.0, from_rf, to_rf, min_max);
-        delays.setValue(from_rf, min_max, delay);
-      }
-    }
-  }
-  return delays;
-}
-
 float
 LibertyPort::clkTreeDelay(float in_slew,
                           const RiseFall *rf,