diff --git a/superset-frontend/src/components/EmptyState/index.tsx b/superset-frontend/src/components/EmptyState/index.tsx
index a4d41f2e3bd78..e27c72894c15e 100644
--- a/superset-frontend/src/components/EmptyState/index.tsx
+++ b/superset-frontend/src/components/EmptyState/index.tsx
@@ -29,18 +29,18 @@ export enum EmptyStateSize {
 }
 
 export interface EmptyStateSmallProps {
-  title: string | ReactNode;
-  description?: string | ReactNode;
-  image: string | ReactNode;
+  title: ReactNode;
+  description?: ReactNode;
+  image: ReactNode;
 }
 
 export interface EmptyStateProps extends EmptyStateSmallProps {
-  buttonText?: string | ReactNode;
+  buttonText?: ReactNode;
   buttonAction?: React.MouseEventHandler<HTMLElement>;
 }
 
 export interface ImageContainerProps {
-  image: string | ReactNode;
+  image: ReactNode;
   size: EmptyStateSize;
 }
 
diff --git a/superset-frontend/src/dashboard/components/DashboardBuilder/DashboardBuilder.tsx b/superset-frontend/src/dashboard/components/DashboardBuilder/DashboardBuilder.tsx
index 23134a01fd387..577351a389dbc 100644
--- a/superset-frontend/src/dashboard/components/DashboardBuilder/DashboardBuilder.tsx
+++ b/superset-frontend/src/dashboard/components/DashboardBuilder/DashboardBuilder.tsx
@@ -134,7 +134,7 @@ const StyledHeader = styled.div`
   grid-column: 2;
   grid-row: 1;
   position: sticky;
-  top: 0px;
+  top: 0;
   z-index: 100;
 `;
 
@@ -164,7 +164,7 @@ const StyledDashboardContent = styled.div<{
 
   .grid-container {
     /* without this, the grid will not get smaller upon toggling the builder panel on */
-    width: 0px;
+    width: 0;
     flex: 1;
     position: relative;
     margin-top: ${({ theme }) => theme.gridUnit * 6}px;