diff --git a/package/liburcu/Config.in b/package/liburcu/Config.in
index 5a6e4b226b..69878b18c4 100644
--- a/package/liburcu/Config.in
+++ b/package/liburcu/Config.in
@@ -1,5 +1,6 @@
 config BR2_PACKAGE_LIBURCU
 	bool "liburcu"
+	depends on BR2_arm || BR2_armeb || BR2_i386 || BR2_powerpc || BR2_x86_64
 	help
 	  Userspace implementation of the Read-Copy-Update (RCU)
 	  synchronization mechanism. This library is mainly used by
diff --git a/package/lttng-libust/Config.in b/package/lttng-libust/Config.in
index ae74bedf10..ab1296367a 100644
--- a/package/lttng-libust/Config.in
+++ b/package/lttng-libust/Config.in
@@ -6,6 +6,8 @@ config BR2_PACKAGE_LTTNG_LIBUST
 	# util-linux needs wchar and largefile
 	depends on BR2_USE_WCHAR
 	depends on BR2_LARGEFILE
+	# liburcu only works on some architectures
+	depends on BR2_arm || BR2_armeb || BR2_i386 || BR2_powerpc || BR2_x86_64
 	help
 	  Userspace tracing library for the Lttng tracing
 	  infrastructure. It allows userspace programs to create
diff --git a/package/lttng-tools/Config.in b/package/lttng-tools/Config.in
index 3040af6129..b8547578b8 100644
--- a/package/lttng-tools/Config.in
+++ b/package/lttng-tools/Config.in
@@ -3,6 +3,8 @@ config BR2_PACKAGE_LTTNG_TOOLS
 	depends on BR2_PACKAGE_LTTNG_MODULES
 	select BR2_PACKAGE_LIBURCU
 	select BR2_PACKAGE_POPT
+	# liburcu only works on some architectures
+	depends on BR2_arm || BR2_armeb || BR2_i386 || BR2_powerpc || BR2_x86_64
 	help
 	  Userspace utilities for the LTTng 2.0 tracing
 	  infrastructure.