diff --git a/package/binutils/Config.in b/package/binutils/Config.in
index 44e7ae013..50c38b6b9 100644
--- a/package/binutils/Config.in
+++ b/package/binutils/Config.in
@@ -2,6 +2,7 @@ config BR2_PACKAGE_BINUTILS
 	bool "binutils"
 	select BR2_PACKAGE_GETTEXT if BR2_NEEDS_GETTEXT_IF_LOCALE
 	depends on !BR2_aarch64 && !BR2_nios2
+	depends on BR2_USE_WCHAR
 	help
 	  Install binutils on the target
 
@@ -19,3 +20,7 @@ config BR2_PACKAGE_BINUTILS_TARGET
 	  http://www.gnu.org/software/binutils/
 
 endif
+
+comment "binutils needs a toolchain w/ wchar"
+	depends on !BR2_aarch64 && !BR2_nios2
+	depends on BR2_USE_WCHAR
diff --git a/package/dropwatch/Config.in b/package/dropwatch/Config.in
index 0c9aca6a6..d331e5e81 100644
--- a/package/dropwatch/Config.in
+++ b/package/dropwatch/Config.in
@@ -2,6 +2,7 @@ config BR2_PACKAGE_DROPWATCH
 	bool "dropwatch"
 	select BR2_PACKAGE_BINUTILS
 	depends on !BR2_aarch64 && !BR2_nios2 # binutils
+	depends on BR2_USE_WCHAR # binutils
 	select BR2_PACKAGE_READLINE
 	select BR2_PACKAGE_LIBNL
 	depends on BR2_TOOLCHAIN_HAS_THREADS # libnl
@@ -11,6 +12,6 @@ config BR2_PACKAGE_DROPWATCH
 
 	  https://fedorahosted.org/dropwatch/
 
-comment "dropwatch needs a toolchain w/ threads"
-	depends on !BR2_aarch64
-	depends on !BR2_TOOLCHAIN_HAS_THREADS
+comment "dropwatch needs a toolchain w/ threads, wchar"
+	depends on !BR2_aarch64 && !BR2_nios2
+	depends on !BR2_TOOLCHAIN_HAS_THREADS || !BR2_USE_WCHAR
diff --git a/package/oprofile/Config.in b/package/oprofile/Config.in
index 075e9ea71..3ea07d90f 100644
--- a/package/oprofile/Config.in
+++ b/package/oprofile/Config.in
@@ -6,6 +6,7 @@ config BR2_PACKAGE_OPROFILE
 	select BR2_PACKAGE_LIBPFM4 if BR2_powerpc
 	depends on BR2_INSTALL_LIBSTDCPP
 	depends on !BR2_aarch64 && !BR2_nios2 # binutils
+	depends on BR2_USE_WCHAR # binutils
 	depends on !BR2_xtensa
 	# libpfm4 is needed on PowerPC, and requires thread support
 	depends on BR2_TOOLCHAIN_HAS_THREADS || !BR2_powerpc
@@ -25,10 +26,10 @@ config BR2_PACKAGE_OPROFILE
 	  interrupt handlers, kernel modules, the kernel, shared
 	  libraries, and applications.
 
-comment "oprofile needs a toolchain w/ C++"
+comment "oprofile needs a toolchain w/ C++, wchar"
 	depends on BR2_USE_MMU
 	depends on !BR2_aarch64 && !BR2_nios2 && !BR2_xtensa
-	depends on !BR2_INSTALL_LIBSTDCPP
+	depends on !BR2_INSTALL_LIBSTDCPP || !BR2_USE_WCHAR
 
 comment "oprofile needs a toolchain w/ threads on PPC"
 	depends on BR2_USE_MMU && BR2_powerpc