diff --git a/sims/vcs/vcs.mk b/sims/vcs/vcs.mk
index 191a32e4..7136b53c 100644
--- a/sims/vcs/vcs.mk
+++ b/sims/vcs/vcs.mk
@@ -47,6 +47,12 @@ VCS_NONCC_OPTS = \
 	+rad \
 	+vcs+lic+wait \
 	+vc+list \
+	+incdir+$(base_dir)/generators/radiance/src/main/resources/vsrc/vortex/third_party/fpnew/src/common_cells/include \
+	$(base_dir)/generators/radiance/src/main/resources/vsrc/vortex/third_party/fpnew/src/fpnew_pkg.sv \
+	$(base_dir)/generators/radiance/src/main/resources/vsrc/vortex/third_party/fpnew/src/fpu_div_sqrt_mvp/hdl/defs_div_sqrt_mvp.sv \
+	$(base_dir)/generators/radiance/src/main/resources/vsrc/vortex/third_party/fpnew/src/common_cells/src/cb_filter_pkg.sv \
+	$(base_dir)/generators/radiance/src/main/resources/vsrc/vortex/third_party/fpnew/src/common_cells/src/cf_math_pkg.sv \
+	$(base_dir)/generators/radiance/src/main/resources/vsrc/vortex/third_party/fpnew/src/common_cells/src/ecc_pkg.sv \
 	-f $(sim_common_files) \
 	-sverilog +systemverilogext+.sv+.svi+.svh+.svt -assert svaext +libext+.sv \
 	+v2k +verilog2001ext+.v95+.vt+.vp +libext+.v \