diff --git a/package/gauche/Config.in b/package/gauche/Config.in
index fd0617acc6..3ca012d3f8 100644
--- a/package/gauche/Config.in
+++ b/package/gauche/Config.in
@@ -4,14 +4,12 @@ config BR2_PACKAGE_GAUCHE_ARCH_SUPPORTS
 	default y if BR2_arm || BR2_armeb || BR2_i386 || BR2_m68k || \
 		BR2_mips || BR2_mipsel || BR2_mips64 || \
 		BR2_mips64el || BR2_powerpc || BR2_powerpc64 || \
-		BR2_powerpc64le || BR2_sh || BR2_sh64 || BR2_sparc || \
-		BR2_sparc64 || BR2_x86_64
+		BR2_powerpc64le || BR2_sh || BR2_sh64 || BR2_x86_64
 
 config BR2_PACKAGE_GAUCHE
 	bool "gauche"
 	depends on BR2_TOOLCHAIN_HAS_THREADS_NPTL
 	depends on BR2_USE_MMU # fork()
-	depends on BR2_ARCH_HAS_ATOMICS
 	depends on BR2_PACKAGE_GAUCHE_ARCH_SUPPORTS
 	depends on !BR2_STATIC_LIBS
 	help
@@ -26,6 +24,5 @@ config BR2_PACKAGE_GAUCHE
 
 comment "gauche needs a toolchain w/ NPTL, dynamic library"
 	depends on BR2_USE_MMU
-	depends on BR2_ARCH_HAS_ATOMICS
 	depends on BR2_PACKAGE_GAUCHE_ARCH_SUPPORTS
 	depends on !BR2_TOOLCHAIN_HAS_THREADS_NPTL || BR2_STATIC_LIBS