diff --git a/src/components/AlertBase.tsx b/src/components/AlertBase.tsx
index 765e5d635..3fff7fd1b 100644
--- a/src/components/AlertBase.tsx
+++ b/src/components/AlertBase.tsx
@@ -9,7 +9,7 @@ export interface AlertBaseProps extends MuiAlertProps {
 }
 
 const AlertBase = (
-  { severity = 'success', variant = 'standard', ...props }: AlertBaseProps,
+  { severity = 'success', variant = 'standard', sx, ...props }: AlertBaseProps,
   ref: Ref<HTMLDivElement>
 ): JSX.Element => {
   return (
@@ -17,7 +17,7 @@ const AlertBase = (
       ref={ref}
       severity={severity}
       variant={variant}
-      sx={{ alignItems: 'center', '& .MuiAlert-action': { pt: 0, pl: 5 }, ...props.sx }}
+      sx={{ alignItems: 'center', '& .MuiAlert-action': { pt: 0, pl: 5 }, ...sx }}
       {...props}
     />
   );