diff --git a/DESCRIPTION b/DESCRIPTION
index 3f091e8..15c7671 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Package: ProSpect
 Type: Package
 Title: Professional Spectral Analysis Package
-Version: 1.9.11
+Version: 1.9.12
 Date: 2026-04-16
 Author: Aaron Robotham
 Maintainer: Aaron Robotham <aaron.robotham@uwa.edu.au>
diff --git a/R/ProSpect.R b/R/ProSpect.R
index 6f90d6a..f8d2fb8 100644
--- a/R/ProSpect.R
+++ b/R/ProSpect.R
@@ -594,19 +594,23 @@ ProSpectSEDlike = function(parm = c(8, 9, 10, 10, 0, -0.5, 0.2), Data) {
       }
 
       if(is.null(Data$arglist$ref)){
-        agemax_new = (celestial::cosdistUniAgeAtz(ztest, H0 = Data$arglist$HO, OmegaM = Data$arglist$OmegaM, OmegaL = Data$arglist$OmegaL))*1e9 ##need to be in years
-        if(!is.null(z_genSF)){
-          agemax_new = (celestial::cosdistUniAgeAtz(ztest, H0 = Data$arglist$HO, OmegaM = Data$arglist$OmegaM, OmegaL = Data$arglist$OmegaL) - celestial::cosdistUniAgeAtz(z_genSF, H0 = Data$arglist$HO, OmegaM = Data$arglist$OmegaM, OmegaL = Data$arglist$OmegaL))*1e9 ##need to be in years
-        }
-        LumDist_Mpc_new = celestial::cosdistLumDist(z = ztest, H0 = Data$arglist$HO, OmegaM = Data$arglist$OmegaM, OmegaL = Data$arglist$OmegaL)
-      }else{
-        agemax_new = (celestial::cosdistUniAgeAtz(ztest, ref = Data$arglist$ref))*1e9 ##need to be in years
-        if(!is.null(z_genSF)){
-          agemax_new = (celestial::cosdistUniAgeAtz(ztest, ref = Data$arglist$ref) - celestial::cosdistUniAgeAtz(z_genSF, ref = Data$arglist$ref))*1e9 ##need to be in years
+          if(!is.null(z_genSF)){
+            agemax_new = (celestial::cosdistUniAgeAtz(ztest, H0 = Data$arglist$HO, OmegaM = Data$arglist$OmegaM, OmegaL = Data$arglist$OmegaL) - 
+            celestial::cosdistUniAgeAtz(z_genSF, H0 = Data$arglist$HO, OmegaM = Data$arglist$OmegaM, OmegaL = Data$arglist$OmegaL))*1e9 ##need to be in years
+          }else{
+            agemax_new = (celestial::cosdistUniAgeAtz(ztest, H0 = Data$arglist$HO, OmegaM = Data$arglist$OmegaM, OmegaL = Data$arglist$OmegaL))*1e9 ##need to be in years
+          }
+          LumDist_Mpc_new = celestial::cosdistLumDist(z = ztest, H0 = Data$arglist$HO, OmegaM = Data$arglist$OmegaM, OmegaL = Data$arglist$OmegaL)
+        }else{
+          if(!is.null(z_genSF)){
+            agemax_new = (celestial::cosdistUniAgeAtz(ztest, ref = Data$arglist$ref) - 
+            celestial::cosdistUniAgeAtz(z_genSF, ref = Data$arglist$ref))*1e9 ##need to be in years
+          }else{
+            agemax_new = (celestial::cosdistUniAgeAtz(ztest, ref = Data$arglist$ref))*1e9 ##need to be in years
+          }
+          LumDist_Mpc_new = celestial::cosdistLumDist(z = ztest, ref = Data$arglist$ref)
         }
-        LumDist_Mpc_new = celestial::cosdistLumDist(z = ztest, ref = Data$arglist$ref)
-      }
-
+      
       magemax_new = agemax_new/1e9 ## need to be in Gyr
       Zagemax_new = agemax_new/1e9