--- a/Source/WebKit2/GNUmakefile.am	2014-03-24 11:05:16.000000000 +0100
+++ b/Source/WebKit2/GNUmakefile.am	2014-04-18 16:51:18.331729235 +0200
@@ -227,6 +227,7 @@
 endif
 
 libwebkit2gtk_@WEBKITGTK_API_MAJOR_VERSION@_@WEBKITGTK_API_MINOR_VERSION@_la_LIBADD := \
+	-latomic \
 	-lpthread \
 	libWebCore.la \
 	libWebCorePlatform.la \
@@ -775,6 +775,7 @@
 	$(webkit2_plugin_process_sources)
 
 Programs_WebKitPluginProcess_LDADD = \
+	-latomic \
 	-lpthread \
 	libjavascriptcoregtk-@WEBKITGTK_API_MAJOR_VERSION@.@WEBKITGTK_API_MINOR_VERSION@.la \
 	libWebCoreLayerGtk2.a \