diff --git a/src/mathed/InsetMathDecoration.cpp b/src/mathed/InsetMathDecoration.cpp
index 629a440abf..7f8c55f665 100644
--- a/src/mathed/InsetMathDecoration.cpp
+++ b/src/mathed/InsetMathDecoration.cpp
@@ -184,13 +184,15 @@ namespace {
 		t["overbrace"] = Attributes(true, "⏞");
 		t["overleftarrow"] = Attributes(true, "⟵");
 		t["overleftrightarrow"] = Attributes(true, "⟷");
+		t["overline"] = Attributes(false, "¯");
 		t["overrightarrow"] = Attributes(true, "⟶");
 		t["tilde"] = Attributes(true, "˜");
 		t["underbar"] = Attributes(false, "_");
 		t["underbrace"] = Attributes(false, "⏟");
 		t["underleftarrow"] = Attributes(false, "⟵");
 		t["underleftrightarrow"] = Attributes(false, "⟷");
-		t["underline"] = Attributes(false, "&;");
+		// this is the macron, again, but it works
+		t["underline"] = Attributes(false, "¯");
 		t["underrightarrow"] = Attributes(false, "⟶");
 		t["vec"] = Attributes(true, "→");
 		t["widehat"] = Attributes(true, "^");