--- scintilla/lexers/LexLisp.cxx	Wed Mar 07 00:46:38 2018
+++ scintilla/lexers/LexLisp.cxx	Wed Mar 07 00:42:04 2018
@@ -86,6 +86,8 @@
 	char chNext = styler[startPos];
 	Sci_PositionU lengthDoc = startPos + length;
 	styler.StartSegment(startPos);
+	/*gettext shorthand for Scheme, GIMP Script-Fu extension*/
+	bool scriptfu = styler.GetPropertyInt("lexer.scheme.scriptfu") == 1;
 	for (Sci_PositionU i = startPos; i < lengthDoc; i++) {
 		char ch = chNext;
 		chNext = styler.SafeGetCharAt(i + 1);
@@ -103,6 +105,11 @@
 				styler.ColourTo(i - 1, state);
 				radix = -1;
 				state = SCE_LISP_MACRO_DISPATCH;
+			}
+			/*gettext shorthand for Scheme, GIMP Script-Fu extension*/
+			else if (scriptfu && ch == '_' && chNext == '\"') {
+				styler.ColourTo(i - 1, state);
+				state = SCE_LISP_DEFAULT;
 			} else if (ch == ':' && isLispwordstart(chNext)) {
 				styler.ColourTo(i - 1, state);
 				state = SCE_LISP_SYMBOL;