diff --git a/setup.csh b/setup.csh
index 0508c36d0..82728f57c 100755
--- a/setup.csh
+++ b/setup.csh
@@ -46,4 +46,7 @@ extend PATH /usr/local/bin/verilator # Change this for your path to Verilator
 #set path = ($RISCV/imperas-riscv-tests/riscv-ovpsim-plus/bin/Linux64 $path)
 #setenv LD_LIBRARY_PATH $RISCV/imperas_riscv_tests/riscv-ovpsim-plus/bin/Linux64:$LD_LIBRARY_PATH # remove if no imperas
 
+# Verilator needs a larger stack to simulate CORE-V Wally
+limit stacksize unlimited
+
 echo "setup done"