diff --git a/src/group-configurations/GroupConfigurations.scss b/src/group-configurations/GroupConfigurations.scss
index c4042d6797..cc1620a814 100644
--- a/src/group-configurations/GroupConfigurations.scss
+++ b/src/group-configurations/GroupConfigurations.scss
@@ -26,7 +26,7 @@
     align-content: center;
     justify-content: space-between;
 
-    .configuration-card-header-button {
+    .configuration-card-header__button {
       display: flex;
       align-items: flex-start;
       padding: 0;
@@ -86,7 +86,7 @@
   .configuration-card-content {
     margin: 0 map-get($spacers, 2) 0 map-get($spacers, 4);
 
-    .configuration-card-content-experiment-stack {
+    .configuration-card-content__experiment-stack {
       display: flex;
       justify-content: space-between;
       padding: map-get($spacers, 2\.5) 0;
diff --git a/src/group-configurations/common/TitleButton.jsx b/src/group-configurations/common/TitleButton.jsx
index 65867aba9c..c898f73d88 100644
--- a/src/group-configurations/common/TitleButton.jsx
+++ b/src/group-configurations/common/TitleButton.jsx
@@ -21,7 +21,7 @@ const TitleButton = ({
     <Button
       iconBefore={isExpanded ? ArrowDownIcon : ArrowRightIcon}
       variant="tertiary"
-      className="configuration-card-header-button"
+      className="configuration-card-header__button"
       data-testid="configuration-card-header-button"
       onClick={onTitleClick}
     >
diff --git a/src/group-configurations/experiment-configurations-section/ExperimentCardGroup.jsx b/src/group-configurations/experiment-configurations-section/ExperimentCardGroup.jsx
index 0311294ece..070bdbba32 100644
--- a/src/group-configurations/experiment-configurations-section/ExperimentCardGroup.jsx
+++ b/src/group-configurations/experiment-configurations-section/ExperimentCardGroup.jsx
@@ -10,7 +10,7 @@ const ExperimentCardGroup = ({ groups }) => {
     <Stack className="mb-3">
       {groups.map((item) => (
         <div
-          className="configuration-card-content-experiment-stack"
+          className="configuration-card-content__experiment-stack"
           data-testid="configuration-card-content-experiment-stack"
           key={item.id}
         >