diff --git a/riscv32-toolchain.cmake b/riscv32-toolchain.cmake
index 881b3ec..9a6b339 100644
--- a/riscv32-toolchain.cmake
+++ b/riscv32-toolchain.cmake
@@ -32,9 +32,9 @@ set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
 # This logic checks the operating system.
 if(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "FreeBSD")
     message("OS:: FreeBSD")
-    #set(NEWLIB /usr/local/riscv/riscv32-unknown-elf/include)
-    #set(NEWLIB /usr/local/lib/gcc/riscv32-unknown-elf/11.3.00/include)
-    set(NEWLIB /compat/linux/opt/riscv/riscv-none-elf/include)
+    #set(ALTCLIB /usr/local/riscv/riscv32-unknown-elf/include)
+    #set(ALTCLIB /usr/local/lib/gcc/riscv32-unknown-elf/11.3.00/include)
+    set(ALTCLIB /compat/linux/opt/riscv/riscv-none-elf/include)
     set(CMAKE_C_COMPILER riscv-none-elf-gcc)
     set(CMAKE_CXX_COMPILER riscv-none-elf-g++)
     set(CMAKE_ASM_COMPILER riscv-none-elf-gcc)
@@ -52,8 +52,8 @@ if(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "FreeBSD")
 
 elseif(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Linux")
     message("OS:: LINUX")
-    set(NEWLIB /opt/riscv/riscv-none-elf/include)
-    #set(NEWLIB /usr/lib/gcc/riscv64-unknown-elf/12.2.0/include)
+    set(ALTCLIB /opt/riscv/riscv-none-elf/include)
+    #set(ALTCLIB /usr/lib/gcc/riscv64-unknown-elf/12.2.0/include)
     set(CMAKE_C_COMPILER riscv-none-elf-gcc)
     set(CMAKE_CXX_COMPILER riscv-none-elf-g++)
     set(CMAKE_ASM_COMPILER riscv-none-elf-gcc)
@@ -114,7 +114,7 @@ set(OBJECT_GEN_FLAGS "\
 set(C_FLAGS_ARCH "\
 -march=rv32ec \
 -mabi=ilp32e \
--I${NEWLIB} \
+-I${ALTCLIB} \
 -nostdlib")
 
 #-------------------