diff --git a/theme/boost/scss/moodle/course.scss b/theme/boost/scss/moodle/course.scss
index d77fb26a26d..8dd2fab6606 100644
--- a/theme/boost/scss/moodle/course.scss
+++ b/theme/boost/scss/moodle/course.scss
@@ -783,7 +783,10 @@ span.editinstructions {
     font-weight: $font-weight-bold;
 }
 
-.coursebox .content .coursefile,
+.coursebox .content .coursefile {
+    max-width: 100px;
+}
+
 .coursebox .content .courseimage img {
     max-width: 100px;
     max-height: 100px;
diff --git a/theme/boost/style/moodle.css b/theme/boost/style/moodle.css
index 309afc391f2..63f7ea3f261 100644
--- a/theme/boost/style/moodle.css
+++ b/theme/boost/style/moodle.css
@@ -28438,7 +28438,10 @@ span.editinstructions .alert-link {
   font-weight: 700;
 }
 
-.coursebox .content .coursefile,
+.coursebox .content .coursefile {
+  max-width: 100px;
+}
+
 .coursebox .content .courseimage img {
   max-width: 100px;
   max-height: 100px;
diff --git a/theme/classic/style/moodle.css b/theme/classic/style/moodle.css
index 82d19e50674..0769900c37b 100644
--- a/theme/classic/style/moodle.css
+++ b/theme/classic/style/moodle.css
@@ -28438,7 +28438,10 @@ span.editinstructions .alert-link {
   font-weight: 700;
 }
 
-.coursebox .content .coursefile,
+.coursebox .content .coursefile {
+  max-width: 100px;
+}
+
 .coursebox .content .courseimage img {
   max-width: 100px;
   max-height: 100px;