diff --git a/test.txt b/test.txt
index 28eb7b1..3f6ede2 100644
--- a/test.txt
+++ b/test.txt
@@ -1,14 +1,15 @@
 verbose : Y
 t_max : 12
 sample_interval : 1
+checkpoint_interval : 2
 seed : 1
 gene_tracking : Y
 gene_sampling : Y
 F : 2
 n_0 : 5
 
-#Genetics : Continuous_Alleles, P_mutation : 0.1
-Genetics : Diallelic, P_mutation : 0.1
+Genetics : Continuous_Alleles, P_mutation : 0.1
+#Genetics : Diallelic, P_mutation : 0.1
 
 Trait : X1, dimensions: 1, loci_per_dim: 1, initial_value: 0