diff --git a/libui_linux_arm.a b/libui_linux_arm.a
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Binary files /dev/null and b/libui_linux_arm.a differ
diff --git a/link_linux_arm.go b/link_linux_arm.go
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--- /dev/null
+++ b/link_linux_arm.go
@@ -0,0 +1,14 @@
+// +build !windows
+// +build !darwin
+
+// 14 Oct 2016
+
+package ui
+
+// #cgo LDFLAGS: ${SRCDIR}/libui_linux_arm.a -lm -ldl
+// #cgo pkg-config: gtk+-3.0
+import "C"
+
+func ensureMainThread() {
+	// do nothing; GTK+ doesn't care which thread we're on so long as we don't change it after starting
+}