diff --git a/boards/sim/sim/sim/configs/cxxtest/Make.defs b/boards/sim/sim/sim/configs/cxxtest/Make.defs
index d5544498a0c..de82281df0f 100644
--- a/boards/sim/sim/sim/configs/cxxtest/Make.defs
+++ b/boards/sim/sim/sim/configs/cxxtest/Make.defs
@@ -60,7 +60,11 @@ CC = $(CROSSDEV)cc
 CXX = $(CROSSDEV)c++
 CPP = $(CROSSDEV)cc -E
 LD = $(CROSSDEV)ld
+ifeq ($(CONFIG_HOST_MACOS),y)
+STRIP = $(CROSSDEV)strip
+else
 STRIP = $(CROSSDEV)strip --strip-unneeded
+endif
 AR = $(CROSSDEV)ar rcs
 NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
diff --git a/boards/sim/sim/sim/scripts/Make.defs b/boards/sim/sim/sim/scripts/Make.defs
index fe478207979..732d9d8df0d 100644
--- a/boards/sim/sim/sim/scripts/Make.defs
+++ b/boards/sim/sim/sim/scripts/Make.defs
@@ -62,7 +62,11 @@ CC = $(CROSSDEV)cc
 CXX = $(CROSSDEV)c++
 CPP = $(CROSSDEV)cc -E -P -x c
 LD = $(CROSSDEV)ld
+ifeq ($(CONFIG_HOST_MACOS),y)
+STRIP = $(CROSSDEV)strip
+else
 STRIP = $(CROSSDEV)strip --strip-unneeded
+endif
 AR = $(CROSSDEV)ar rcs
 NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy