diff --git a/ci-scripts/conf_files/gnb.sa.band254.u0.25prb.rfsim.ntn-leo.conf b/ci-scripts/conf_files/gnb.sa.band254.u0.25prb.rfsim.ntn-leo.conf
index 407723a909..d08d900098 100644
--- a/ci-scripts/conf_files/gnb.sa.band254.u0.25prb.rfsim.ntn-leo.conf
+++ b/ci-scripts/conf_files/gnb.sa.band254.u0.25prb.rfsim.ntn-leo.conf
@@ -151,7 +151,7 @@ gNBs =
   #ext2
     #ntn_Config_r17
       cellSpecificKoffset_r17                                       = 40;
-      ta-Common-r17                                                 = 4628000; # 18.84 ms
+      ta-Common-r17                                                 = 4627000; # 18.84 ms
       ta-CommonDrift-r17                                            = -230000; # -46 µs/s
       positionX-r17                                                 = 0;
       positionY-r17                                                 = -2166908; # -2816980.4 m