diff --git a/workflow/scripts/pool_and_psuedoreplicate.py b/workflow/scripts/pool_and_psuedoreplicate.py
index cdf4d5b40a060094d97f322cbce4f4ee8da9626b..da1763d9158d5226cd2b06c8deefffa3bf5644b7 100644
--- a/workflow/scripts/pool_and_psuedoreplicate.py
+++ b/workflow/scripts/pool_and_psuedoreplicate.py
@@ -231,14 +231,14 @@ def generate_design(paired, cutoff_ratio, design_df, cwd, no_reps, no_unique_con
 
         # Make 2 self psuedoreplicates
         self_pseudoreplicates_dict = {}
-	for rep, tag_file in zip(design_df['replicate'], design_df['tag_align']):
+        for rep, tag_file in zip(design_df['replicate'], design_df['tag_align']):
             replicate_prefix = experiment_id + '_' + str(rep)
             self_pseudoreplicates_dict = self_psuedoreplication(tag_file, replicate_prefix, paired)
 	    
 
         # Update design to include new self pseudo replicates
         pool_pseudoreplicates_dict = {}
-	for rep, pseudorep_file in self_pseudoreplicates_dict.items():
+        for rep, pseudorep_file in self_pseudoreplicates_dict.items():
             path_to_file = cwd + '/' + pseudorep_file
             replicate = rep + 1
             design_new_df.loc[replicate, 'tag_align'] = path_to_file