diff --git a/ci/regression64.sh b/ci/regression64.sh
index 3d16fbd3..785c1c88 100755
--- a/ci/regression64.sh
+++ b/ci/regression64.sh
@@ -10,7 +10,7 @@ coverage()
 {
 echo "begin coverage tests..."
 
-make -C tests/riscv/isa run-simx-64imfd
+make -C tests/riscv/isa run-simx-64
 
 echo "coverage tests done!"
 }