diff --git a/script/jitter_scan.py b/script/jitter_scan.py
index 4c5e1a5..308ca63 100644
--- a/script/jitter_scan.py
+++ b/script/jitter_scan.py
@@ -123,7 +123,7 @@ def after(rec):
                 p.setScale(0.0, a_lim)
             else :
                 p.setScale(0.0, p_lim)
-        i += 1 
+            i += 1 
 
 
 scan_result = ascan((cv_rf_amplt, cv_rf_phase), (mv_ref_jit_amplt,mv_ref_jit_phase,mv_iqm_jit_amplt,mv_iqm_jit_phase,mv_pre_jit_amplt,mv_pre_jit_phase,mv_kly_jit_amplt,mv_kly_jit_phase,mv_vsum_jit_amplt,mv_vsum_jit_phase), ( amplt_m10, -170.0), (amplt_sat, 180.0), (amplt_step, 10.0) , latency=latency, title="Jitter Scan", after_read=after, zigzag=False)