diff --git a/src/components/forms/FormMultiselect.tsx b/src/components/forms/FormMultiselect.tsx
index 5602222..5279776 100644
--- a/src/components/forms/FormMultiselect.tsx
+++ b/src/components/forms/FormMultiselect.tsx
@@ -39,7 +39,7 @@ export function FormMultiselect({label, validity, pairProps, labelProps, onSimpl
             label={<FormLabel {...labelProps}>{label}</FormLabel>}
             input={
                 <Multiselect onSimpleChange={onSimpleChangeWrapped} {...props}>
-                    {Object.keys(options).map(key => <Multiselect.Option value={key}/>)}
+                    {Object.keys(options).map(key => <Multiselect.Option value={key} key={key}/>)}
                 </Multiselect>
             }
             validity={validity}
diff --git a/src/components/forms/FormSelect.tsx b/src/components/forms/FormSelect.tsx
index c1e94c9..9771935 100644
--- a/src/components/forms/FormSelect.tsx
+++ b/src/components/forms/FormSelect.tsx
@@ -38,7 +38,7 @@ export function FormSelect({label, validity, options, pairProps, labelProps, onS
             label={<FormLabel {...labelProps}>{label}</FormLabel>}
             input={
                 <Select onSimpleChange={onSimpleChangeWrapped} {...props}>
-                    {Object.keys(options).map(key => <Select.Option value={key}/>)}
+                    {Object.keys(options).map(key => <Select.Option value={key} key={key}/>)}
                 </Select>
             }
             validity={validity}