diff --git a/src/mathed/InsetMathNest.cpp b/src/mathed/InsetMathNest.cpp
index 2d8a7cc61a..867d4f466f 100644
--- a/src/mathed/InsetMathNest.cpp
+++ b/src/mathed/InsetMathNest.cpp
@@ -1834,6 +1834,7 @@ MathCompletionList::MathCompletionList(Cursor const & cur)
 	globals.push_back(from_ascii("\\alignedat"));
 	globals.push_back(from_ascii("\\cases"));
 	globals.push_back(from_ascii("\\substack"));
+	globals.push_back(from_ascii("\\xymatrix"));
 	globals.push_back(from_ascii("\\subarray"));
 	globals.push_back(from_ascii("\\array"));
 	globals.push_back(from_ascii("\\sqrt"));