diff --git a/lepaper/symmetries.lyx b/lepaper/symmetries.lyx
index 68e197b..aaed97f 100644
--- a/lepaper/symmetries.lyx
+++ b/lepaper/symmetries.lyx
@@ -722,7 +722,7 @@ Obviously, the expansion coefficients belonging to particles in different
  orbits do not mix together.
  As before, we introduce a short-hand block-matrix notation for 
 \begin_inset CommandInset ref
-LatexCommand ref
+LatexCommand eqref
 reference "eq:excitation coefficient under symmetry operation"
 plural "false"
 caps "false"