diff --git a/PlanTempus.Application/Features/Localization/Services/JsonLocalizationService.cs b/PlanTempus.Application/Features/Localization/Services/JsonLocalizationService.cs
index 0c96748..a01a664 100644
--- a/PlanTempus.Application/Features/Localization/Services/JsonLocalizationService.cs
+++ b/PlanTempus.Application/Features/Localization/Services/JsonLocalizationService.cs
@@ -6,6 +6,7 @@ namespace PlanTempus.Application.Features.Localization.Services;
 public class JsonLocalizationService : ILocalizationService
 {
     private readonly string _translationsPath;
+    private readonly Dictionary<string, JsonDocument> _cache = new();
 
     public JsonLocalizationService(IWebHostEnvironment env)
     {
@@ -17,14 +18,11 @@ public class JsonLocalizationService : ILocalizationService
     public string Get(string key, string? culture = null)
     {
         culture ??= CurrentCulture;
-        var filePath = Path.Combine(_translationsPath, $"{culture}.json");
+        var doc = GetDocument(culture);
 
-        if (!File.Exists(filePath))
+        if (doc == null)
             return key;
 
-        var json = File.ReadAllText(filePath);
-        var doc = JsonDocument.Parse(json);
-
         var parts = key.Split('.');
         JsonElement current = doc.RootElement;
 
@@ -35,6 +33,23 @@ public class JsonLocalizationService : ILocalizationService
         return current.GetString() ?? key;
     }
 
+    private JsonDocument? GetDocument(string culture)
+    {
+        if (_cache.TryGetValue(culture, out var cached))
+            return cached;
+
+        var filePath = Path.Combine(_translationsPath, $"{culture}.json");
+
+        if (!File.Exists(filePath))
+            return null;
+
+        var json = File.ReadAllText(filePath);
+        var doc = JsonDocument.Parse(json);
+        _cache[culture] = doc;
+
+        return doc;
+    }
+
     public IEnumerable<SupportedCulture> GetSupportedCultures()
     {
         return new List<SupportedCulture>