diff --git a/text/main.tex b/text/main.tex
index 55b1357..8b92c81 100644
--- a/text/main.tex
+++ b/text/main.tex
@@ -24,6 +24,7 @@
 \usepackage[utf8]{inputenc}
 \usepackage{multirow}
 \usepackage{stmaryrd}
+\SetSymbolFont{stmry}{bold}{U}{stmry}{m}{n}
 \usepackage{subcaption}
 \usepackage{titlecaps}
 \usepackage[normalem]{ulem}