diff --git a/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/infoCard/Tags.tsx b/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/infoCard/Tags.tsx
index 22a2257b2..e95c5ab74 100644
--- a/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/infoCard/Tags.tsx
+++ b/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/infoCard/Tags.tsx
@@ -9,7 +9,7 @@ interface IProps {
 export const Tags = (props: IProps) => {
     return props.tags.length > 0
                ? <div className="d-md-none">
-                     {props.tags.map((t: IListTagDto) => <Tag {...t}/>)}
+                     {props.tags.map((t: IListTagDto, i) => <Tag {...t} key={i}/>)}
                  </div>
                : null;
 };
\ No newline at end of file
diff --git a/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/maintainersInfoCard/MaintainerAdditionalLists.tsx b/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/maintainersInfoCard/MaintainerAdditionalLists.tsx
index c785391c8..2774b6111 100644
--- a/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/maintainersInfoCard/MaintainerAdditionalLists.tsx
+++ b/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/maintainersInfoCard/MaintainerAdditionalLists.tsx
@@ -10,10 +10,10 @@ export const MaintainerAdditionalLists = (props: IProps) => {
     return <div className="col-9">
                {props.additionalLists.length > 0
                     ? <div>
-
                           <h4>More by {props.name}:</h4>
                           <ul>
-                              {props.additionalLists.map((l: IMaintainerAdditionalListDto) => <li>{l.name}</li>)}
+                              {props.additionalLists.map(
+                                  (l: IMaintainerAdditionalListDto, i) => <li key={i}>{l.name}</li>)}
                           </ul>
 
                       </div>
diff --git a/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/maintainersInfoCard/MaintainersInfoCard.tsx b/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/maintainersInfoCard/MaintainersInfoCard.tsx
index ce953a9be..999c1cf6a 100644
--- a/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/maintainersInfoCard/MaintainersInfoCard.tsx
+++ b/src/FilterLists.Web/ClientApp/modules/home/components/detailsExpander/maintainersInfoCard/MaintainersInfoCard.tsx
@@ -9,7 +9,7 @@ interface IProps {
 export const MaintainersInfoCard = (props: IProps) => {
     return props.maintainers.length > 0
                ? <div className="w-100">
-                     {props.maintainers.map((m: IListMaintainerDto) => <MaintainerInfoCard {...m}/>)}
+                     {props.maintainers.map((m: IListMaintainerDto, i) => <MaintainerInfoCard {...m} key={i}/>)}
                  </div>
                : null;
 };
\ No newline at end of file