diff --git a/package/php/Config.ext b/package/php/Config.ext
index b628291f78..556276da97 100644
--- a/package/php/Config.ext
+++ b/package/php/Config.ext
@@ -429,12 +429,13 @@ config BR2_PACKAGE_PHP_EXT_XSL
 
 config BR2_PACKAGE_PHP_EXT_FFI
 	bool "FFI"
+	depends on !BR2_STATIC_LIBS
 	depends on BR2_TOOLCHAIN_HAS_THREADS
 	select BR2_PACKAGE_LIBFFI
 	help
 	  Foreign Function Interface support
 
-comment "PHP FFI extension needs a toolchain w/ threads"
-	depends on !BR2_TOOLCHAIN_HAS_THREADS
+comment "PHP FFI extension needs a toolchain w/ threads, dynamic library"
+	depends on !BR2_TOOLCHAIN_HAS_THREADS || BR2_STATIC_LIBS
 
 endmenu