diff --git a/package/feh/Config.in b/package/feh/Config.in
index 31e7239b55..f85612e6c0 100644
--- a/package/feh/Config.in
+++ b/package/feh/Config.in
@@ -1,6 +1,7 @@
 config BR2_PACKAGE_FEH
 	bool "feh"
 	depends on BR2_PACKAGE_XORG7
+	depends on BR2_USE_MMU # fork()
 	select BR2_PACKAGE_XLIB_LIBXINERAMA
 	select BR2_PACKAGE_XLIB_LIBXT
 	select BR2_PACKAGE_IMLIB2_PNG