diff --git a/src/pycycle/flowstation.py b/src/pycycle/flowstation.py
index b1f6320..0c4db68 100644
--- a/src/pycycle/flowstation.py
+++ b/src/pycycle/flowstation.py
@@ -46,7 +46,7 @@ class AirFlowStation(VariableTree):
     reactants=["Air", "H2O"]
 
     ht=Float(0.0, desc='total enthalpy', units='Btu/lbm')
-    Tt=Float(0.0, desc='total temperature', units='R')
+    Tt=Float(0.0, desc='total temperature', units='degR')
     Pt=Float(0.0, desc='total pressure', units='lbf/inch**2')
     rhot=Float(0.0, desc='total density', units='lbm/ft**3') 
     gamt=Float(0.0, desc='total gamma') 
@@ -57,7 +57,7 @@ class AirFlowStation(VariableTree):
     FAR =Float(0.0, desc='fuel to air ratio') 
     WAR =Float(0.0, desc='water to air ratio') 
     hs=Float(0.0, desc='static enthalpy', units='Btu/lbm')
-    Ts=Float(0.0, desc='static temperature', units='R')
+    Ts=Float(0.0, desc='static temperature', units='degR')
     Ps=Float(0.0, desc='static pressure', units='lbf/inch**2')
     rhos=Float(0.0, desc='static density', units='lbm/ft**3')
     gams=Float(0.0, desc='static gamma')    
diff --git a/src/pycycle/start.py b/src/pycycle/start.py
index 0bed79a..97ea41f 100644
--- a/src/pycycle/start.py
+++ b/src/pycycle/start.py
@@ -10,7 +10,7 @@ class FlowStart(CycleComponent):
 
     W = Float(1, iotype="in", desc="mass flow rate", units="lbm/s")
     Pt = Float(14.7, iotype="in", desc="total pressure", units="psi")
-    Tt = Float(518, iotype="in", desc="total temperature", units="R")
+    Tt = Float(518, iotype="in", desc="total temperature", units="degR")
     Mach = Float(.1, iotype="in", desc="Mach Number")
 
     Fl_O = FlowStation(iotype="out", desc="outgoing flow at the specified conditions", copy=None)
@@ -25,7 +25,7 @@ class FlowStartStatic(CycleComponent):
 
     W = Float(1, iotype="in", desc="mass flow rate", units="lbm/s")
     Ps = Float(14.7, iotype="in", desc="total pressure", units="psi")
-    Ts = Float(518, iotype="in", desc="total temperature", units="R")
+    Ts = Float(518, iotype="in", desc="total temperature", units="degR")
     Mach = Float(.1, iotype="in", desc="Mach Number")
 
     Fl_O = FlowStation(iotype="out", desc="outgoing flow at the specified conditions", copy=None)