diff --git a/simso/schedulers/CC_EDF.py b/simso/schedulers/CC_EDF.py
index a3c35f8..1294cc3 100644
--- a/simso/schedulers/CC_EDF.py
+++ b/simso/schedulers/CC_EDF.py
@@ -4,7 +4,11 @@ Cycle-Conserving EDF. A DVFS variant of EDF (uniprocessor).
 from simso.core import Scheduler
 from simso.schedulers import scheduler
 
-@scheduler("simso.schedulers.CC_EDF")
+@scheduler("simso.schedulers.CC_EDF",
+           required_proc_fields = [
+               { 'name': 'speed', 'type': 'float', 'default': '1.0' }
+           ]
+)
 class CC_EDF(Scheduler):
     def init(self):
         self.ready_list = []
diff --git a/simso/schedulers/Static_EDF.py b/simso/schedulers/Static_EDF.py
index d891b50..764604d 100644
--- a/simso/schedulers/Static_EDF.py
+++ b/simso/schedulers/Static_EDF.py
@@ -6,7 +6,7 @@ from simso.schedulers import scheduler
 
 @scheduler("simso.schedulers.Static_EDF", 
            required_proc_fields = [
-               { 'name': 'priority', 'type': 'float', 'default': '1.0' }
+               { 'name': 'speed', 'type': 'float', 'default': '1.0' }
            ]
 )
 class Static_EDF(Scheduler):