diff --git a/stackit/internal/validate/validate.go b/stackit/internal/validate/validate.go
index 8b26bd16..8b6ec78e 100644
--- a/stackit/internal/validate/validate.go
+++ b/stackit/internal/validate/validate.go
@@ -7,6 +7,7 @@ import (
 	"regexp"
 	"strings"
 	"time"
+	_ "time/tzdata"
 
 	"github.com/google/uuid"
 	"github.com/hashicorp/terraform-plugin-framework-validators/helpers/validatordiag"