diff --git a/mkessler-operators.sty b/mkessler-operators.sty
index 0757749..a9b9766 100644
--- a/mkessler-operators.sty
+++ b/mkessler-operators.sty
@@ -133,4 +133,5 @@
 \DeclareMathOperator{\Br}{Br}
 \newcommand{\del}{\partial}
 \DeclareMathOperator{\EXT}{EXT}
+\DeclareMathOperator{\Ind}{Ind}