diff --git a/boards/arc/nsim/support/mdb_em7d_v22.args b/boards/arc/nsim/support/mdb_em7d_v22.args
index ee08d80284..ea1fa9efbf 100644
--- a/boards/arc/nsim/support/mdb_em7d_v22.args
+++ b/boards/arc/nsim/support/mdb_em7d_v22.args
@@ -14,6 +14,11 @@
 	-Xdsp_complex
 	-Xdsp_divsqrt=radix2
 	-Xdsp_accshift=limited
+	-Xfpus_div
+	-Xfpu_mac
+	-Xfpuda
+	-Xfpus_mpy_slow
+	-Xfpus_div_slow
 	-Xtimer0
 	-Xtimer0_level=1
 	-Xtimer1
diff --git a/boards/arc/nsim/support/mdb_sem.args b/boards/arc/nsim/support/mdb_sem.args
index eff65ee817..849283f912 100644
--- a/boards/arc/nsim/support/mdb_sem.args
+++ b/boards/arc/nsim/support/mdb_sem.args
@@ -14,6 +14,11 @@
 	-Xdsp_complex
 	-Xdsp_divsqrt=radix2
 	-Xdsp_accshift=limited
+	-Xfpus_div
+	-Xfpu_mac
+	-Xfpuda
+	-Xfpus_mpy_slow
+	-Xfpus_div_slow
 	-Xtimer0
 	-Xtimer0_level=1
 	-Xtimer1
diff --git a/boards/arc/nsim/support/nsim_em7d_v22.props b/boards/arc/nsim/support/nsim_em7d_v22.props
index 35923545af..e02d1697e2 100644
--- a/boards/arc/nsim/support/nsim_em7d_v22.props
+++ b/boards/arc/nsim/support/nsim_em7d_v22.props
@@ -20,6 +20,10 @@
 	nsim_isa_dsp_divsqrt_option=1
 	nsim_isa_dsp_accshift_option=1
 	nsim_isa_fpuda_option=1
+	nsim_isa_fpus_div_option=1
+	nsim_isa_fpu_mac_option=1
+	nsim_isa_fpu_fast_mpy_option=0
+	nsim_isa_fpu_fast_div_option=0
 	nsim_isa_enable_timer_0=1
 	nsim_isa_timer_0_int_level=1
 	nsim_isa_enable_timer_1=1
diff --git a/boards/arc/nsim/support/nsim_sem.props b/boards/arc/nsim/support/nsim_sem.props
index efae592897..93bd238742 100644
--- a/boards/arc/nsim/support/nsim_sem.props
+++ b/boards/arc/nsim/support/nsim_sem.props
@@ -20,6 +20,10 @@
 	nsim_isa_dsp_divsqrt_option=1
 	nsim_isa_dsp_accshift_option=1
 	nsim_isa_fpuda_option=1
+	nsim_isa_fpus_div_option=1
+	nsim_isa_fpu_mac_option=1
+	nsim_isa_fpu_fast_mpy_option=0
+	nsim_isa_fpu_fast_div_option=0
 	nsim_isa_enable_timer_0=1
 	nsim_isa_timer_0_int_level=1
 	nsim_isa_enable_timer_1=1
diff --git a/boards/arc/nsim/support/nsim_sem_mpu_stack_guard.args b/boards/arc/nsim/support/nsim_sem_mpu_stack_guard.args
index eff65ee817..849283f912 100644
--- a/boards/arc/nsim/support/nsim_sem_mpu_stack_guard.args
+++ b/boards/arc/nsim/support/nsim_sem_mpu_stack_guard.args
@@ -14,6 +14,11 @@
 	-Xdsp_complex
 	-Xdsp_divsqrt=radix2
 	-Xdsp_accshift=limited
+	-Xfpus_div
+	-Xfpu_mac
+	-Xfpuda
+	-Xfpus_mpy_slow
+	-Xfpus_div_slow
 	-Xtimer0
 	-Xtimer0_level=1
 	-Xtimer1
diff --git a/boards/arc/nsim/support/nsim_sem_mpu_stack_guard.props b/boards/arc/nsim/support/nsim_sem_mpu_stack_guard.props
index 857168a9ea..93bd238742 100644
--- a/boards/arc/nsim/support/nsim_sem_mpu_stack_guard.props
+++ b/boards/arc/nsim/support/nsim_sem_mpu_stack_guard.props
@@ -19,6 +19,11 @@
 	nsim_isa_dsp_complex_option=1
 	nsim_isa_dsp_divsqrt_option=1
 	nsim_isa_dsp_accshift_option=1
+	nsim_isa_fpuda_option=1
+	nsim_isa_fpus_div_option=1
+	nsim_isa_fpu_mac_option=1
+	nsim_isa_fpu_fast_mpy_option=0
+	nsim_isa_fpu_fast_div_option=0
 	nsim_isa_enable_timer_0=1
 	nsim_isa_timer_0_int_level=1
 	nsim_isa_enable_timer_1=1