diff --git a/analysis-master/analysis/analysis.py b/analysis-master/analysis/analysis.py
index 7aa42b24..a9721ee1 100644
--- a/analysis-master/analysis/analysis.py
+++ b/analysis-master/analysis/analysis.py
@@ -361,7 +361,7 @@ def z_normalize(array, *args):
 	for arg in args:
 		array = sklearn.preprocessing.normalize(array, axis = arg)
 
-   return array
+	return array
 
 @jit(forceobj=True)
 # expects 2d array of [x,y]