diff --git a/src/gui/widget/stringinput.cpp b/src/gui/widget/stringinput.cpp
index 5099f2c55..146269d70 100644
--- a/src/gui/widget/stringinput.cpp
+++ b/src/gui/widget/stringinput.cpp
@@ -636,7 +636,7 @@ void CStringInputSMS::initSMS(const char * const Valid_Chars)
 {
 	last_digit = -1;				// no key pressed yet
 	const char CharList[10][11] = { "0 -_/()<>=",	// 10 characters
-					"1+.,:!?\\'",//' for c't search ;)
+					"1+.,:!?%\\'",  //' for c't search ;)
 					"abc2ä",
 					"def3",
 					"ghi4",