1 files changed, 1 insertions, 0 deletions
diff --git a/preamble.sty b/preamble.sty
index f35f534..22c24ce 100644
--- a/preamble.sty
+++ b/preamble.sty
@@ -1,5 +1,6 @@
 \ProvidesPackage{../preamble}
 
+\RequirePackage{amsmath}
 \RequirePackage{mathtools}
 \RequirePackage{amsfonts}
 \RequirePackage{enumitem}