diff --git a/src/core/admin/users.go b/src/core/admin/users.go
index 1ab1dc5..520dc27 100644
--- a/src/core/admin/users.go
+++ b/src/core/admin/users.go
@@ -196,7 +196,7 @@ func containsGroup(groups, target string) bool {
 
 // generatePassword creates a cryptographically secure random password.
 func generatePassword(length int) (string, error) {
-	const charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*-_"
+	const charset = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
 	result := make([]byte, length)
 	for i := range result {
 		n, err := rand.Int(rand.Reader, big.NewInt(int64(len(charset))))