diff --git a/toolchain/Config.in b/toolchain/Config.in
index 8ff5438d79..b2f59a3924 100644
--- a/toolchain/Config.in
+++ b/toolchain/Config.in
@@ -231,7 +231,6 @@ comment "C Library"
 
 choice
 	prompt "C Library implementation" if TOOLCHAINOPTS
-	default LIBC_USE_GLIBC if arc
 	default LIBC_USE_MUSL
 	help
 	  Select the C library implementation.
@@ -239,6 +238,7 @@ choice
 	config LIBC_USE_GLIBC
 		bool "Use glibc"
 		select USE_GLIBC
+		depends on !arc
 
 	config LIBC_USE_MUSL
 		select USE_MUSL
@@ -268,7 +268,6 @@ config GDB_PYTHON
 	  Enable the python bindings for GDB to allow using python in the gdb shell.
 
 config USE_GLIBC
-	default y if !TOOLCHAINOPTS && !EXTERNAL_TOOLCHAIN && !NATIVE_TOOLCHAIN && (arc)
 	bool
 
 config USE_MUSL