diff --git a/InnerDetector/InDetDigitization/TRT_Digitization/share/signalShapes/proportionalArgonLT.dat b/InnerDetector/InDetDigitization/TRT_Digitization/share/signalShapes/proportionalArgonLT.dat
index 04502251ebb578c51423a4e9dbd522efb749205f..103888def2625c099a9d717db675bb947746d767 100755
--- a/InnerDetector/InDetDigitization/TRT_Digitization/share/signalShapes/proportionalArgonLT.dat
+++ b/InnerDetector/InDetDigitization/TRT_Digitization/share/signalShapes/proportionalArgonLT.dat
@@ -1,160 +1,160 @@
-0.390625	0.0615367
-1.17188	0.182727
-1.95312	0.297239
-2.73438	0.412757
-3.51562	0.538228
-4.29688	0.663099
-5.07812	0.776969
-5.85938	0.875428
-6.64062	0.94405
-7.42188	0.984161
-8.20312	0.993044
-8.98438	0.966288
-9.76562	0.913313
-10.5469	0.856057
-11.3281	0.794949
-12.1094	0.730736
-12.8906	0.666524
-13.6719	0.602311
-14.4531	0.536858
-15.2344	0.471147
-16.0156	0.406935
-16.7969	0.342722
-17.5781	0.286429
-18.3594	0.232919
-19.1406	0.180758
-19.9219	0.134739
-20.7031	0.093536
-21.4844	0.0548587
-22.2656	0.0215861
-23.0469	-0.00311429
-23.8281	-0.0207727
-24.6094	-0.0321704
-25.3906	-0.0401969
-26.1719	-0.0461473
-26.9531	-0.0504281
-27.7344	-0.0526969
-28.5156	-0.054131
-29.2969	-0.0546725
-30.0781	-0.0542552
-30.8594	-0.0529709
-31.6406	-0.0518622
-32.4219	-0.0509654
-33.2031	-0.0501327
-33.9844	-0.0490625
-34.7656	-0.0479923
-35.5469	-0.0469221
-36.3281	-0.0458519
-37.1094	-0.0447817
-37.8906	-0.0437114
-38.6719	-0.0423651
-39.4531	-0.0408497
-40.2344	-0.0390839
-41.0156	-0.0369435
-41.7969	-0.0348031
-42.5781	-0.0328086
-43.3594	-0.0308653
-44.1406	-0.028922
-44.9219	-0.0269787
-45.7031	-0.0250354
-46.4844	-0.0230922
-47.2656	-0.021149
-48.0469	-0.0192057
-48.8281	-0.0172624
-49.6094	-0.0157585
-50.3906	-0.0145334
-51.1719	-0.0133454
-51.9531	-0.0117401
-52.7344	-0.0106379
-53.5156	-0.00956765
-54.2969	-0.00849743
-55.0781	-0.00742723
-55.8594	-0.00635702
-56.6406	-0.00528681
-57.4219	-0.00421661
-58.2031	-0.00314641
-58.9844	-0.00207619
-59.7656	-0.00100599
-60.5469	0
-61.3281	0
-62.1094	0
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-66.7969	0
-67.5781	0
-68.3594	0
-69.1406	0
-69.9219	0
-70.7031	0
-71.4844	0
-72.2656	0
-73.0469	0
-73.8281	0
-74.6094	0
- 75.390625  0.0
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- 78.515625  0.0
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- 80.078125  0.0
- 80.859375  0.0
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- 94.140625  0.0
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- 95.703125  0.0
- 96.484375  0.0
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- 99.609375  0.0
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- 105.078125  0.0
- 105.859375  0.0
- 106.640625  0.0
- 107.421875  0.0
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- 112.890625  0.0
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- 122.265625  0.0
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- 123.828125  0.0
- 124.609375  0.0
+0.390625 0.0585938
+1.17188 0.175781
+1.95312 0.292969
+2.73438 0.410156
+3.51562 0.527344
+4.29688 0.644531
+5.07812 0.769031
+5.85938 0.886891
+6.64062 0.966388
+7.42188 0.994571
+8.20312 0.965874
+8.98438 0.883619
+9.76562 0.759288
+10.5469 0.609766
+11.3281 0.45343
+12.1094 0.306347
+12.8906 0.179643
+13.6719 0.0785878
+14.4531 0.00327442
+15.2344 -0.0497191
+16.0156 -0.0854337
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+27.7344 -0.166709
+28.5156 -0.164053
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+117.578 0
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diff --git a/InnerDetector/InDetDigitization/TRT_Digitization/src/TRTDigSettings.cxx b/InnerDetector/InDetDigitization/TRT_Digitization/src/TRTDigSettings.cxx
index d5493c6b452417654a2bb7d3e87555c646f7821c..c599109f7c8163951ac4f0d3a49bde5ac19fefec 100644
--- a/InnerDetector/InDetDigitization/TRT_Digitization/src/TRTDigSettings.cxx
+++ b/InnerDetector/InDetDigitization/TRT_Digitization/src/TRTDigSettings.cxx
@@ -494,16 +494,16 @@ void TRTDigSettings::fillDefaults(const InDetDD::TRT_DetectorManager* detmgr) {
   // LT timimg shift in steps of 0.78125 ns.
   m_ltT0shiftBarShortXe=0;
   m_ltT0shiftBarShortKr=0;
-  m_ltT0shiftBarShortAr=0;
+  m_ltT0shiftBarShortAr=4;
   m_ltT0shiftBarLongXe=0;
   m_ltT0shiftBarLongKr=0;
-  m_ltT0shiftBarLongAr=0;
+  m_ltT0shiftBarLongAr=4;
   m_ltT0shiftECAwheelsXe=0;
   m_ltT0shiftECAwheelsKr=0;
-  m_ltT0shiftECAwheelsAr=0;
+  m_ltT0shiftECAwheelsAr=4;
   m_ltT0shiftECBwheelsXe=0;
   m_ltT0shiftECBwheelsKr=0;
-  m_ltT0shiftECBwheelsAr=0;
+  m_ltT0shiftECBwheelsAr=4;
 
   // length
   m_innerRadiusOfStraw =    2.0*CLHEP::mm;
@@ -549,9 +549,9 @@ void TRTDigSettings::fillDefaults(const InDetDD::TRT_DetectorManager* detmgr) {
   // (Argon) Initial tuning by Artem July 2014. See log file. Requires fine tuning.
   // HT middle-bit fraction tune - wider shaping function; 01-00-24
   // HT middle-bit fraction tune - 2015 data; 01-01-16
-  // Argon LT tune to 2015 data; 01-02-06
-  m_lowThresholdBarArgon        = 0.150*CLHEP::keV;
-  m_lowThresholdECArgon         = 0.150*CLHEP::keV;
+  // Argon LT tune to 2015 data; r22
+  m_lowThresholdBarArgon        = 0.100*CLHEP::keV;
+  m_lowThresholdECArgon         = 0.100*CLHEP::keV;
   m_highThresholdBarShortArgon  = 2.607*CLHEP::keV;
   m_highThresholdBarLongArgon   = 2.540*CLHEP::keV;
   m_highThresholdECAwheelsArgon = 2.414*CLHEP::keV;
diff --git a/InnerDetector/InDetDigitization/TRT_Digitization/src/TRTElectronicsProcessing.cxx b/InnerDetector/InDetDigitization/TRT_Digitization/src/TRTElectronicsProcessing.cxx
index 5cc072e7e6682be5c0ab9640fa2c4a13e35c9854..72002d3071644ae6276ae84b2666c0fc44a5d606 100644
--- a/InnerDetector/InDetDigitization/TRT_Digitization/src/TRTElectronicsProcessing.cxx
+++ b/InnerDetector/InDetDigitization/TRT_Digitization/src/TRTElectronicsProcessing.cxx
@@ -163,14 +163,14 @@ void TRTElectronicsProcessing::TabulateSignalShape() {
   };
 
   const double pArLT[160] = {
-    0.061537, 0.182727, 0.297239, 0.412757, 0.538228, 0.663099, 0.776969, 0.875428, 0.944050, 0.984161,
-    0.993044, 0.966288, 0.913313, 0.856057, 0.794949, 0.730736, 0.666524, 0.602311, 0.536858, 0.471147,
-    0.406935, 0.342722, 0.286429, 0.232919, 0.180758, 0.134739, 0.093536, 0.054859, 0.021586, -0.003114,
-    -0.020773, -0.032170, -0.040197, -0.046147, -0.050428, -0.052697, -0.054131, -0.054672, -0.054255, -0.052971,
-    -0.051862, -0.050965, -0.050133, -0.049063, -0.047992, -0.046922, -0.045852, -0.044782, -0.043711, -0.042365,
-    -0.040850, -0.039084, -0.036943, -0.034803, -0.032809, -0.030865, -0.028922, -0.026979, -0.025035, -0.023092,
-    -0.021149, -0.019206, -0.017262, -0.015759, -0.014533, -0.013345, -0.011740, -0.010638, -0.009568, -0.008497,
-    -0.007427, -0.006357, -0.005287, -0.004217, -0.003146, -0.002076, -0.001006, 0.0, 0.0, 0.0,
+    0.058594, 0.175781, 0.292969, 0.410156, 0.527344, 0.644531, 0.769031, 0.886891, 0.966388, 0.994571,
+    0.965874, 0.883619, 0.759288, 0.609766, 0.453430, 0.306347, 0.179643, 0.078588, 0.003274, -0.049719,
+    -0.085434, -0.108986, -0.124645, -0.135499, -0.143531, -0.149880, -0.155123, -0.159518, -0.163151, -0.166033,
+    -0.168147, -0.169472, -0.169992, -0.169700, -0.168600, -0.166709, -0.164053, -0.160669, -0.156605, -0.151916,
+    -0.146664, -0.140919, -0.134753, -0.128243, -0.121465, -0.114497, -0.107413, -0.100288, -0.093189, -0.086179,
+    -0.079316, -0.072652, -0.066231, -0.060089, -0.054257, -0.048757, -0.043606, -0.038813, -0.034382, -0.030312,
+    -0.026596, -0.023224, -0.020183, -0.017457, -0.015234, -0.014063, -0.012891, -0.011719, -0.010547, -0.009375,
+    -0.008203, -0.007031, -0.005859, -0.004688, -0.003516, -0.002344, -0.001172, 0.0, 0.0, 0.0,
     0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,    0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
     0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,    0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
     0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,    0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
diff --git a/Tools/PROCTools/python/RunTier0TestsTools.py b/Tools/PROCTools/python/RunTier0TestsTools.py
index 0340ce2777ab934a83c8c04bebf072ea51a310ea..63f8a7e7062cac94e75f09661fbe8df25cbccebe 100644
--- a/Tools/PROCTools/python/RunTier0TestsTools.py
+++ b/Tools/PROCTools/python/RunTier0TestsTools.py
@@ -28,7 +28,7 @@ ciRefFileMap = {
                 's3505-22.0'           : 'v2',
                 # OverlayTier0Test_required-test
                 'overlay-d1498-21.0'   : 'v2',
-                'overlay-d1498-22.0'   : 'v29',
+                'overlay-d1498-22.0'   : 'v30',
                 'overlay-bkg-21.0'     : 'v1',
                 'overlay-bkg-22.0'     : 'v4',
                }