diff --git a/src/syncfit/_version.py b/src/syncfit/_version.py
index 493f741..260c070 100644
--- a/src/syncfit/_version.py
+++ b/src/syncfit/_version.py
@@ -1 +1 @@
-__version__ = "0.3.0"
+__version__ = "0.3.1"
diff --git a/src/syncfit/models/b1b2_b3b4_weighted_model.py b/src/syncfit/models/b1b2_b3b4_weighted_model.py
index fe5d309..d8e0850 100644
--- a/src/syncfit/models/b1b2_b3b4_weighted_model.py
+++ b/src/syncfit/models/b1b2_b3b4_weighted_model.py
@@ -11,8 +11,6 @@ class B1B2_B3B4_Weighted(SyncfitModel):
     '''
 
     def __init__(self, p=None):
-        super().__init__(p=p)
-
         # then set the default prior for this model
         if p is None:
             self.prior = dict(
@@ -28,13 +26,8 @@ def __init__(self, p=None):
                 log_nu_m=[6,12]
             )
 
-    
-    def get_labels(self, p=None):
-        if p is None:
-            return ['p','log_F_nu', 'log_nu_a','log_nu_m']
-        else:
-            return ['log_F_nu', 'log_nu_a','log_nu_m']
-
+        super().__init__(self.prior, p=p)
+            
     # the model, must be named SED!!!
     def SED(self, nu, p, log_F_nu, log_nu_a, log_nu_m, **kwargs):
         ### Spectrum 1
diff --git a/src/syncfit/models/b1b2_model.py b/src/syncfit/models/b1b2_model.py
index 55a32bd..2c3430f 100644
--- a/src/syncfit/models/b1b2_model.py
+++ b/src/syncfit/models/b1b2_model.py
@@ -11,8 +11,6 @@ class B1B2(SyncfitModel):
     '''
 
     def __init__(self, p=None):
-        super().__init__(p=p)
-
         # then set the default prior for this model
         if p is None:
             self.prior = dict(
@@ -28,12 +26,7 @@ def __init__(self, p=None):
                 log_nu_m=[7,15]
             )
 
-    
-    def get_labels(self, p=None):
-        if p is None:
-            return ['p','log_F_nu', 'log_nu_a','log_nu_m']
-        else:
-            return ['log_F_nu', 'log_nu_a','log_nu_m']
+        super().__init__(p=p)
 
     # the model, must be named SED!!!
     def SED(self, nu, p, log_F_nu, log_nu_a, log_nu_m, **kwargs):
diff --git a/src/syncfit/models/b4b5_model.py b/src/syncfit/models/b4b5_model.py
index 626fd9d..3f1ca97 100644
--- a/src/syncfit/models/b4b5_model.py
+++ b/src/syncfit/models/b4b5_model.py
@@ -12,8 +12,6 @@ class B4B5(SyncfitModel):
     '''
 
     def __init__(self, p=None):
-        super().__init__(p=p)
-
         # then set the default prior for this model
         if p is None:
             self.prior = dict(
@@ -29,13 +27,9 @@ def __init__(self, p=None):
                 log_nu_m=[-np.inf,6]
             )
 
-    
-    def get_labels(self, p=None):
-        if p is None:
-            return ['p','log_F_nu', 'log_nu_a','log_nu_m']
-        else:
-            return ['log_F_nu', 'log_nu_a','log_nu_m']
 
+        super().__init__(p=p)
+    
     # the model, must be named SED!!!
     def SED(self, nu, p, log_F_nu, log_nu_a, log_nu_m, **kwargs):
         b1 = 2
diff --git a/src/syncfit/models/b4b5b3_model.py b/src/syncfit/models/b4b5b3_model.py
index 62846a4..30f98ab 100644
--- a/src/syncfit/models/b4b5b3_model.py
+++ b/src/syncfit/models/b4b5b3_model.py
@@ -11,8 +11,6 @@ class B4B5B3(SyncfitModel):
     '''
 
     def __init__(self, p=None):
-        super().__init__(p=p)
-
         # then set the default prior for this model
         if p is None:
             self.prior = dict(
@@ -29,13 +27,9 @@ def __init__(self, p=None):
                 log_nu_m=[0, 6],
                 log_nu_c=[7,15]
             )
-    
-    def get_labels(self, p=None):
-        if p is None:
-            return ['p','log_F_nu', 'log_nu_a','log_nu_m', 'log_nu_c']
-        else:
-            return ['log_F_nu', 'log_nu_a','log_nu_m', 'log_nu_c']
 
+        super().__init__(self.prior, p=p)
+            
     # the model, must be named SED!!!
     def SED(self, nu, p, log_F_nu, log_nu_a, log_nu_m, log_nu_c, **kwargs):
         b1 = 2
diff --git a/src/syncfit/models/b5_model.py b/src/syncfit/models/b5_model.py
index 3da8577..8c64aec 100644
--- a/src/syncfit/models/b5_model.py
+++ b/src/syncfit/models/b5_model.py
@@ -10,8 +10,6 @@ class B5(SyncfitModel):
     '''
 
     def __init__(self, p=None):
-        super().__init__(p=p)
-
         # then set the default prior for this model
         if p is None:
             self.prior = dict(
@@ -24,13 +22,9 @@ def __init__(self, p=None):
                 log_F_nu=[-4,2],
                 log_nu_a=[6,11]
             )
-        
-    def get_labels(self, p=None):
-        if p is None:
-            return ['p','log_F_nu', 'log_nu_a']
-        else:
-            return ['log_F_nu', 'log_nu_a']
 
+        super().__init__(self.prior, p=p)
+        
     # the model, must be named SED!!!
     def SED(self, nu, p, log_F_nu, log_nu_a, **kwargs):
         b1 = 5/2
diff --git a/src/syncfit/models/b5b3_model.py b/src/syncfit/models/b5b3_model.py
index 68a2c15..44ddf18 100644
--- a/src/syncfit/models/b5b3_model.py
+++ b/src/syncfit/models/b5b3_model.py
@@ -12,8 +12,6 @@ class B5B3(SyncfitModel):
     '''
 
     def __init__(self, p=None):
-        super().__init__(p=p)
-
         # then set the default prior for this model
         if p is None:
             self.prior = dict(
@@ -28,14 +26,9 @@ def __init__(self, p=None):
                 log_nu_a=[6,11],
                 log_nu_c=[7,15]
             )
-    
-    # Write some getters for things that are model specific
-    def get_labels(self, p=None):
-        if p is None:
-            return ['p','log_F_nu', 'log_nu_a','log_nu_c']
-        else:
-            return ['log_F_nu', 'log_nu_a','log_nu_c']
 
+        super().__init__(self.prior, p=p)
+        
     # the model, must be named SED!!!
     def SED(self, nu, p, log_F_nu, log_nu_a, log_nu_c, **kwargs):
         b1 = 5/2
diff --git a/src/syncfit/models/mq_model.py b/src/syncfit/models/mq_model.py
index 4a8986d..c19f9b8 100644
--- a/src/syncfit/models/mq_model.py
+++ b/src/syncfit/models/mq_model.py
@@ -14,12 +14,7 @@
 class MQModel(SyncfitModel):
 
     def __init__(self, p=None, t=None):
-        super().__init__(p=p)
-        self.t = t
-        self.labels = self.get_labels(p=p, t=t)
-        self.ndim = len(self.labels)
-        
-        # then set the default prior for this model
+        # set the default prior for this model
         self.prior = dict(
             log_bG_sh=[-3,3],
             log_Mdot=[-10,0],
@@ -33,15 +28,11 @@ def __init__(self, p=None, t=None):
 
         if t is None:
             self.prior['t'] = [0.1, 1_000] # super wide prior as default
-            
-    def get_labels(self, p=None, t=None):
-        base_labels = ['log_bG_sh', 'log_Mdot', 'log_epsilon_T', 'log_epsilon_e', 'log_epsilon_B']
-        if p is None:
-            base_labels = ['p'] + base_labels
-        if t is None:
-            base_labels.append('t')
-        return base_labels
-            
+
+        # then initiate the superclass
+        super().__init__(self.prior, p=p)
+        self.t = t
+                                
     def SED(self, nu, p, log_bG_sh, logMdot, log_epsilon_T, log_epsilon_e, log_epsilon_B,
             t, lum_dist, **kwargs):       
 
diff --git a/src/syncfit/models/syncfit_model.py b/src/syncfit/models/syncfit_model.py
index 14a6cac..d939dea 100644
--- a/src/syncfit/models/syncfit_model.py
+++ b/src/syncfit/models/syncfit_model.py
@@ -26,10 +26,10 @@ class SyncfitModel(object, metaclass=_SyncfitModelMeta):
     while also allowing users to customize their own.
     '''
 
-    def __init__(self, p=None):
+    def __init__(self, prior, p=None):
+        self.prior = prior
         self.labels = self.get_labels(p=p)
         self.ndim = len(self.labels)
-        self.prior = None
         self.p = p
         
     # Write some getters for things that are model specific
@@ -175,7 +175,7 @@ def get_labels(self, *args, **kwargs):
         Describes a list of labels used in the return values of the mcmc chain.
         This varies depending on the inputs to the MCMC.
         '''
-        pass
+        return list(self.prior.keys())
         
     @abstractmethod
     def SED(self, *args, **kwargs):