diff --git a/packages/chakra-components/src/components/Election/Questions.tsx b/packages/chakra-components/src/components/Election/Questions.tsx
index d6ebc74e..bdcc5d76 100644
--- a/packages/chakra-components/src/components/Election/Questions.tsx
+++ b/packages/chakra-components/src/components/Election/Questions.tsx
@@ -169,7 +169,7 @@ const QuestionField = ({ question, index }: QuestionFieldProps) => {
             </chakra.div>
           )}
           <Controller
-            rules={{ required: localize('required') }}
+            rules={{ required: localize('validation.required') }}
             name={index}
             render={({ field }) => (
               <RadioGroup
diff --git a/packages/chakra-components/src/components/Election/SpreadsheetAccess.tsx b/packages/chakra-components/src/components/Election/SpreadsheetAccess.tsx
index 4cc3a8c0..b849efa1 100644
--- a/packages/chakra-components/src/components/Election/SpreadsheetAccess.tsx
+++ b/packages/chakra-components/src/components/Election/SpreadsheetAccess.tsx
@@ -81,7 +81,11 @@ export const SpreadsheetAccess = (rest: ChakraProps) => {
 
   const required = {
     value: true,
-    message: localize('required'),
+    message: localize('validation.required'),
+  }
+  const minLength = {
+    value: 8,
+    message: localize('validation.min_length', { min: 8 }),
   }
 
   if (election?.get('census.type') !== 'spreadsheet' || election instanceof ArchivedElection) return null
@@ -116,7 +120,7 @@ export const SpreadsheetAccess = (rest: ChakraProps) => {
               {election.electionType.anonymous && (
                 <FormControl isInvalid={!!errors.sik_password} sx={styles.sik_control}>
                   <FormLabel sx={styles.label}>{localize('spreadsheet.anon_sik_label')}</FormLabel>
-                  <Input {...register('sik_password', { required })} type='password' sx={styles.input} />
+                  <Input {...register('sik_password', { required, minLength })} type='password' sx={styles.input} />
                   {!!errors.sik_password ? (
                     <FormErrorMessage sx={styles.error}>{errors.sik_password?.message?.toString()}</FormErrorMessage>
                   ) : (
diff --git a/packages/chakra-components/src/i18n/locales.ts b/packages/chakra-components/src/i18n/locales.ts
index 9b48b2c8..0f35d20b 100644
--- a/packages/chakra-components/src/i18n/locales.ts
+++ b/packages/chakra-components/src/i18n/locales.ts
@@ -35,7 +35,6 @@ export const locales = {
     wrong_data_title: 'Wrong data',
     wrong_data_description: 'The specified data is not correct',
   },
-  required: 'This field is required',
   schedule: 'Voting from {{ begin }} to {{ end }}',
   // results component
   results: {
@@ -63,6 +62,10 @@ export const locales = {
     logout: 'Logout',
     modal_title: 'You must identify first',
   },
+  validation: {
+    required: 'This field is required',
+    min_length: 'This field must be at least {{ min }} characters long',
+  },
 }
 
 export type Locale = RecursivePartial<typeof locales>