diff --git a/arch/arm/src/arm/Toolchain.defs b/arch/arm/src/arm/Toolchain.defs
index 53355dc8a22..4d2bf17ef5d 100644
--- a/arch/arm/src/arm/Toolchain.defs
+++ b/arch/arm/src/arm/Toolchain.defs
@@ -90,8 +90,8 @@ CXX = $(CROSSDEV)g++
 CPP = $(CROSSDEV)gcc -E -P -x c
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/arch/arm/src/armv6-m/Toolchain.defs b/arch/arm/src/armv6-m/Toolchain.defs
index c83a63ac0b1..4880564271a 100644
--- a/arch/arm/src/armv6-m/Toolchain.defs
+++ b/arch/arm/src/armv6-m/Toolchain.defs
@@ -82,8 +82,8 @@ CXX = $(CROSSDEV)g++
 CPP = $(CROSSDEV)gcc -E -P -x c
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/arch/arm/src/armv7-a/Toolchain.defs b/arch/arm/src/armv7-a/Toolchain.defs
index 0a0cf6c2a7c..ced1d0d10b5 100644
--- a/arch/arm/src/armv7-a/Toolchain.defs
+++ b/arch/arm/src/armv7-a/Toolchain.defs
@@ -108,8 +108,8 @@ CXX = $(CROSSDEV)g++
 CPP = $(CROSSDEV)gcc -E -P -x c
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/arch/arm/src/armv7-m/Toolchain.defs b/arch/arm/src/armv7-m/Toolchain.defs
index b99ff3b66e7..9dd1bde2af2 100644
--- a/arch/arm/src/armv7-m/Toolchain.defs
+++ b/arch/arm/src/armv7-m/Toolchain.defs
@@ -138,8 +138,8 @@ endif
 
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/arch/arm/src/armv7-r/Toolchain.defs b/arch/arm/src/armv7-r/Toolchain.defs
index 4bbc2651bb7..4af6d187faa 100644
--- a/arch/arm/src/armv7-r/Toolchain.defs
+++ b/arch/arm/src/armv7-r/Toolchain.defs
@@ -90,8 +90,8 @@ CXX = $(CROSSDEV)g++
 CPP = $(CROSSDEV)gcc -E -P -x c
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/arch/arm/src/armv8-m/Toolchain.defs b/arch/arm/src/armv8-m/Toolchain.defs
index ef7c227ba93..3ffcfda9d9a 100644
--- a/arch/arm/src/armv8-m/Toolchain.defs
+++ b/arch/arm/src/armv8-m/Toolchain.defs
@@ -136,8 +136,8 @@ CXX = $(CROSSDEV)g++
 CPP = $(CROSSDEV)gcc -E -P -x c
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/arch/avr/src/avr/Toolchain.defs b/arch/avr/src/avr/Toolchain.defs
index d1b62de149a..7a2dadd5317 100644
--- a/arch/avr/src/avr/Toolchain.defs
+++ b/arch/avr/src/avr/Toolchain.defs
@@ -119,8 +119,8 @@ CXX = $(CROSSDEV)g++
 CPP = $(CROSSDEV)gcc -E -P -x c
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/arch/avr/src/avr32/Toolchain.defs b/arch/avr/src/avr32/Toolchain.defs
index f3ce5bf7698..73826ec043e 100644
--- a/arch/avr/src/avr32/Toolchain.defs
+++ b/arch/avr/src/avr32/Toolchain.defs
@@ -43,8 +43,8 @@ CXX = $(CROSSDEV)g++
 CPP = $(CROSSDEV)gcc -E -P -x c
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/arch/misoc/src/lm32/Toolchain.defs b/arch/misoc/src/lm32/Toolchain.defs
index a2352d6b4c2..191540d294d 100644
--- a/arch/misoc/src/lm32/Toolchain.defs
+++ b/arch/misoc/src/lm32/Toolchain.defs
@@ -80,8 +80,8 @@ CXX = $(CROSSDEV)g++
 CPP = $(CROSSDEV)gcc -E -P -x c
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/arch/misoc/src/minerva/Toolchain.defs b/arch/misoc/src/minerva/Toolchain.defs
index 4da093e9211..2ca9fe4656c 100644
--- a/arch/misoc/src/minerva/Toolchain.defs
+++ b/arch/misoc/src/minerva/Toolchain.defs
@@ -34,8 +34,8 @@ CXX = $(CROSSDEV)g++
 CPP = $(CROSSDEV)gcc -E -P -x c
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/arch/or1k/src/mor1kx/Toolchain.defs b/arch/or1k/src/mor1kx/Toolchain.defs
index 6961548d329..0dd120a7fc5 100644
--- a/arch/or1k/src/mor1kx/Toolchain.defs
+++ b/arch/or1k/src/mor1kx/Toolchain.defs
@@ -61,8 +61,8 @@ CXX = $(CROSSDEV)g++
 CPP = $(CROSSDEV)gcc -E -P -x c
 LD = $(CROSSDEV)ld
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump
 
diff --git a/boards/sim/sim/sim/scripts/Make.defs b/boards/sim/sim/sim/scripts/Make.defs
index b62e60f1dd3..655bfe34638 100644
--- a/boards/sim/sim/sim/scripts/Make.defs
+++ b/boards/sim/sim/sim/scripts/Make.defs
@@ -91,12 +91,11 @@ LD = $(CROSSDEV)ld
 ifeq ($(CONFIG_HOST_MACOS),y)
 STRIP = $(CROSSDEV)strip
 AR = $(TOPDIR)/tools/macar-rcs.sh
-NM = $(CROSSDEV)nm
 else
 STRIP = $(CROSSDEV)strip --strip-unneeded
-AR = $(CROSSDEV)gcc-ar rcs
-NM = $(CROSSDEV)gcc-nm
+AR = $(CROSSDEV)ar rcs
 endif
+NM = $(CROSSDEV)nm
 OBJCOPY = $(CROSSDEV)objcopy
 OBJDUMP = $(CROSSDEV)objdump