diff --git a/script/test/otf_test.py b/script/test/otf_test.py
index 68682f5..4de229f 100644
--- a/script/test/otf_test.py
+++ b/script/test/otf_test.py
@@ -10,4 +10,4 @@ FILE = 'pshell-test'
 ALPHA=0
 """
 
-otf(start=520, end=580, time=1, delay=2.0, mode="CIRC +", offset=-9.0, name=pshell-test)
\ No newline at end of file
+otf(start=520, end=580, time=1, delay=2.0, mode='CIRC +', offset=-9.0, name='pshell-test')
\ No newline at end of file