diff --git a/theme/boost/scss/moodle/reportbuilder.scss b/theme/boost/scss/moodle/reportbuilder.scss
index b0076bd493421..330816fe92bee 100644
--- a/theme/boost/scss/moodle/reportbuilder.scss
+++ b/theme/boost/scss/moodle/reportbuilder.scss
@@ -170,6 +170,9 @@ $rb-right-sidebar-width: 350px;
             flex-basis: auto;
         }
     }
+    .inplaceeditable.inplaceeditingon input {
+        width: 100%;
+    }
 }
 
 /* Add button styles when a toggle button is active. */
diff --git a/theme/boost/style/moodle.css b/theme/boost/style/moodle.css
index 75e798e952fb2..5560532c7c127 100644
--- a/theme/boost/style/moodle.css
+++ b/theme/boost/style/moodle.css
@@ -21174,6 +21174,8 @@ div.editor_atto_toolbar button .icon {
     max-width: initial; }
   .reportbuilder-sidebar-settings div[data-region="settings-cardview"] form div[data-fieldtype="submit"] {
     flex-basis: auto; }
+  .reportbuilder-sidebar-settings .inplaceeditable.inplaceeditingon input {
+    width: 100%; }
 
 /* Add button styles when a toggle button is active. */
 .reportbuilder-wrapper button.btn-outline-secondary[data-toggle="collapse"]:not(.collapsed),
diff --git a/theme/classic/style/moodle.css b/theme/classic/style/moodle.css
index e162bbc2b86db..e7c5f7db016a2 100644
--- a/theme/classic/style/moodle.css
+++ b/theme/classic/style/moodle.css
@@ -21120,6 +21120,8 @@ div.editor_atto_toolbar button .icon {
     max-width: initial; }
   .reportbuilder-sidebar-settings div[data-region="settings-cardview"] form div[data-fieldtype="submit"] {
     flex-basis: auto; }
+  .reportbuilder-sidebar-settings .inplaceeditable.inplaceeditingon input {
+    width: 100%; }
 
 /* Add button styles when a toggle button is active. */
 .reportbuilder-wrapper button.btn-outline-secondary[data-toggle="collapse"]:not(.collapsed),