diff --git a/package/openpgm/Config.in b/package/openpgm/Config.in
index 94816d80ab..e37edfe964 100644
--- a/package/openpgm/Config.in
+++ b/package/openpgm/Config.in
@@ -1,7 +1,7 @@
 config BR2_PACKAGE_OPENPGM
 	bool "openpgm"
-	# This toolchain lack required compiler intrinsics
-	depends on !BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX
+	depends on BR2_TOOLCHAIN_HAS_SYNC_2
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4
 	depends on BR2_TOOLCHAIN_HAS_THREADS
 	depends on BR2_USE_WCHAR
 	help
@@ -15,4 +15,6 @@ config BR2_PACKAGE_OPENPGM
 	  https://github.com/steve-o/openpgm/
 
 comment "openpgm needs a toolchain w/ wchar, threads"
+	depends on BR2_TOOLCHAIN_HAS_SYNC_2
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4
 	depends on !(BR2_TOOLCHAIN_HAS_THREADS && BR2_USE_WCHAR)
diff --git a/package/zeromq/Config.in b/package/zeromq/Config.in
index c780f25b8a..aefdf48493 100644
--- a/package/zeromq/Config.in
+++ b/package/zeromq/Config.in
@@ -29,7 +29,8 @@ if BR2_PACKAGE_ZEROMQ
 
 config BR2_PACKAGE_ZEROMQ_PGM
 	bool "PGM/EPGM support"
-	depends on !BR2_TOOLCHAIN_EXTERNAL_BLACKFIN_UCLINUX # openpgm
+	depends on BR2_TOOLCHAIN_HAS_SYNC_2
+	depends on BR2_TOOLCHAIN_HAS_SYNC_4
 	select BR2_PACKAGE_OPENPGM
 	help
 	  Add support for Pragmatic General Multicast protocol (RFC 3208)