diff --git a/src/components/shared/select/SelectUser.vue b/src/components/shared/select/SelectUser.vue
index 64e661f9..b931d07e 100644
--- a/src/components/shared/select/SelectUser.vue
+++ b/src/components/shared/select/SelectUser.vue
@@ -92,7 +92,9 @@ function setDefaultValue() {
     :hide-selected="false"
     :fill-input="false"
     :rules="
-      required ? [(v: string) => !!v || $t('form.error.required')] : undefined
+      required && !readonly
+        ? [(v: string) => !!v || $t('form.error.required')]
+        : undefined
     "
     @filter="filter"
   >