diff --git a/theme/boost/scss/moodle/core.scss b/theme/boost/scss/moodle/core.scss
index 016c81cae02..8bafb430bf5 100644
--- a/theme/boost/scss/moodle/core.scss
+++ b/theme/boost/scss/moodle/core.scss
@@ -2404,6 +2404,10 @@ $footer-link-color: $bg-inverse-link-color !default;
     }
 }
 
+.dropdown-menu {
+    width: fit-content;
+}
+
 .competency-tree {
     ul {
         padding-left: 1.5rem;
diff --git a/theme/boost/style/moodle.css b/theme/boost/style/moodle.css
index cc8463ae43a..b81c56a7f9e 100644
--- a/theme/boost/style/moodle.css
+++ b/theme/boost/style/moodle.css
@@ -25223,6 +25223,10 @@ h3.sectionname .inplaceeditable.inplaceeditingon .editinstructions {
   font-size: 0.7rem;
 }
 
+.dropdown-menu {
+  width: fit-content;
+}
+
 .competency-tree ul {
   padding-left: 1.5rem;
 }
diff --git a/theme/classic/style/moodle.css b/theme/classic/style/moodle.css
index 1616f62b5d9..8d26f9a0db6 100644
--- a/theme/classic/style/moodle.css
+++ b/theme/classic/style/moodle.css
@@ -25223,6 +25223,10 @@ h3.sectionname .inplaceeditable.inplaceeditingon .editinstructions {
   font-size: 0.7rem;
 }
 
+.dropdown-menu {
+  width: fit-content;
+}
+
 .competency-tree ul {
   padding-left: 1.5rem;
 }