diff --git a/src/Advanced/Relativity/main.tex b/src/Advanced/Relativity/main.tex
index 8c298fb..94626cb 100644
--- a/src/Advanced/Relativity/main.tex
+++ b/src/Advanced/Relativity/main.tex
@@ -1,7 +1,7 @@
 % use [nosolutions] flag to hide solutions.
 % use [solutions] flag to show solutions.
 \documentclass[
-	nosolutions,
+	solutions,
 	singlenumbering,
 	shortwarning
 ]{../../../lib/tex/ormc_handout}