diff -r 8a38e83175d0 src/textbuf.cpp
--- a/src/textbuf.cpp	Sat Aug 16 21:13:58 2014 +0000
+++ b/src/textbuf.cpp	Sat Aug 16 23:40:21 2014 -0400
@@ -472,6 +472,11 @@
 {
 	bool edited = false;
 
+	/* ignore keys when IME has marked text */
+	if (this->markend) {
+		return HKPR_CURSOR;
+	}
+
 	switch (keycode) {
 		case WKC_ESC: return HKPR_CANCEL;