diff --git a/PTL2/Scripts/trees.py b/PTL2/Scripts/trees.py
index a555525..ae2776c 100644
--- a/PTL2/Scripts/trees.py
+++ b/PTL2/Scripts/trees.py
@@ -44,9 +44,9 @@ def run(params):
 
 			#Run IQ-Tree
 			if params.tree_method == 'iqtree':
-				os.system('iqtree2 -s ' + guidance_path + '/' + file + ' -m LG+G -T 10 --prefix ' + tax_iqtree_outdir + '/' + file.split('.')[0].split('_preguidance')[0] + '.IQTree')
+				os.system(' /usr/local/bin/iqtree2 -s ' + guidance_path + '/' + file + ' -m LG+G -T 10 --prefix ' + tax_iqtree_outdir + '/' + file.split('.')[0].split('_preguidance')[0] + '.IQTree')
 			elif params.tree_method == 'iqtree_fast':
-				os.system('iqtree2 -s ' + guidance_path + '/' + file + ' -m LG+G -T 10 --fast --prefix ' + tax_iqtree_outdir + '/' + file.split('.')[0].split('_preguidance')[0] + '.IQTree')
+				os.system('/usr/local/bin/iqtree2 -s ' + guidance_path + '/' + file + ' -m LG+G -T 10 --fast --prefix ' + tax_iqtree_outdir + '/' + file.split('.')[0].split('_preguidance')[0] + '.IQTree')
 				
 			#Copy over the final output
 			if os.path.isfile(tax_iqtree_outdir + '/' + file.split('.')[0].split('_preguidance')[0] + '.IQTree.treefile'):