diff --git a/setup.csh b/setup.csh
index 83b7d741048426669630c385b91dd0ae6d01d040..be829a36d1a5c52f9684759bcc70ac6bc47746b8 100644
--- a/setup.csh
+++ b/setup.csh
@@ -107,7 +107,7 @@ setenv IO_OA_LIB   ${IO_DIR}/oa22/giolib045
 source ${CMC_HOME}/scripts/siemens.questasim.2022.1_2.csh
 
 alias vsim "vsim -64"
-alias vsim_help "${MGC_HTML_BROWSER} ${CMC_MNT_MSIM_HOME}/docs/index.html"
+#alias vsim_help "${MGC_HTML_BROWSER} ${CMC_MNT_MSIM_HOME}/docs/index.html"
 
 # CADENCE
 source ${CMC_HOME}/scripts/cadence.2014.12.csh
@@ -129,11 +129,11 @@ alias modus_help "${CMC_CDS_MODUS_HOME}/bin/cdnshelp"
 
 # XCELIUM
 # source ${CMC_HOME}/scripts/cadence.xceliummain19.03.011.csh
-source ${CMC_HOME}/scripts/cadence.xceliummain22.03.000.csh
+source ${CMC_HOME}/scripts/cadence.xceliummain21.09.003.csh
 alias xcelium_help "${CMC_CDS_XCELIUM_HOME}/bin/cdnshelp"
 
 # INNOVUS
-source ${CMC_HOME}/scripts/cadence.innovus18.10.000.csh
+source ${CMC_HOME}/scripts/cadence.innovus21.17.000.csh
 
 alias innovus "innovus -overwrite -no_logv"
 alias innovus_help "${CMC_CDS_INNOVUS_HOME}/bin/cdnshelp"
@@ -148,7 +148,7 @@ alias voltus_help "${CMC_CDS_SSV_HOME}/bin/cdnshelp"
 alias tempus_help "${CMC_CDS_SSV_HOME}/bin/cdnshelp"
 
 # QUANTUS QRC
-source ${CMC_HOME}/scripts/cadence.ext19.10.000.csh
+source ${CMC_HOME}/scripts/cadence.ext19.13.000.csh
 
 # CONFORMAL
 # source ${CMC_HOME}/scripts/cadence.conformal18.10.100.csh