diff --git a/data/pages/konsol-vergisi-hesaplayici/konsol-vergisi-hesaplayici.calculator.js b/data/pages/konsol-vergisi-hesaplayici/konsol-vergisi-hesaplayici.calculator.js
index 032d0eae..734f686e 100644
--- a/data/pages/konsol-vergisi-hesaplayici/konsol-vergisi-hesaplayici.calculator.js
+++ b/data/pages/konsol-vergisi-hesaplayici/konsol-vergisi-hesaplayici.calculator.js
@@ -26,7 +26,7 @@ class Calculator {
         total: null,
         customTax: 20, // Percentage of previous price | Turkish: Gümrük Vergisi
         specialConsumptionTax: 20, // Percentage of previous price | Turkish: Özel Tüketim Vergisi (ÖTV)
-        valueAddedTax: 18 // Percentage of previous price | Turkish: Katma Değer Vergisi (KDV)
+        valueAddedTax: 20 // Percentage of previous price | Turkish: Katma Değer Vergisi (KDV)
     };
 
     /**
diff --git a/data/pages/konsol-vergisi-hesaplayici/konsol-vergisi-hesaplayici.calculator.test.js b/data/pages/konsol-vergisi-hesaplayici/konsol-vergisi-hesaplayici.calculator.test.js
index 2aafd3b2..6fe0042e 100644
--- a/data/pages/konsol-vergisi-hesaplayici/konsol-vergisi-hesaplayici.calculator.test.js
+++ b/data/pages/konsol-vergisi-hesaplayici/konsol-vergisi-hesaplayici.calculator.test.js
@@ -7,15 +7,15 @@ describe("konsol-vergisi-hesaplayici/Calculator", () => {
             prices: [
                 {
                     price: 300,
-                    expected: { taxFree: 300, taxAdded: 509.8 }
+                    expected: { taxFree: 300, taxAdded: 518.4 }
                 },
                 {
                     price: 400,
-                    expected: { taxFree: 400, taxAdded: 679.7 }
+                    expected: { taxFree: 400, taxAdded: 691.2 }
                 },
                 {
                     price: 500,
-                    expected: { taxFree: 500, taxAdded: 849.6 }
+                    expected: { taxFree: 500, taxAdded: 864 }
                 }
             ]
         });
@@ -27,15 +27,15 @@ describe("konsol-vergisi-hesaplayici/Calculator", () => {
             prices: [
                 {
                     price: 300,
-                    expected: { taxFree: 176.5, taxAdded: 300 }
+                    expected: { taxFree: 173.6, taxAdded: 300 }
                 },
                 {
                     price: 400,
-                    expected: { taxFree: 235.3, taxAdded: 400 }
+                    expected: { taxFree: 231.4, taxAdded: 400 }
                 },
                 {
                     price: 500,
-                    expected: { taxFree: 294.2, taxAdded: 500 }
+                    expected: { taxFree: 289.3, taxAdded: 500 }
                 }
             ]
         });
diff --git a/data/pages/telefon-vergisi-hesaplayici/telefon-vergisi-hesaplayici.calculator.js b/data/pages/telefon-vergisi-hesaplayici/telefon-vergisi-hesaplayici.calculator.js
index fff298dc..4bab5c97 100644
--- a/data/pages/telefon-vergisi-hesaplayici/telefon-vergisi-hesaplayici.calculator.js
+++ b/data/pages/telefon-vergisi-hesaplayici/telefon-vergisi-hesaplayici.calculator.js
@@ -44,7 +44,7 @@ class Calculator {
         specialConsumptionTax: null, // TRY | Turkish: Özel Tüketim Vergisi (ÖTV)
         valueAddedTax: null, // TRY | Turkish: Katma Değer Vergisi (KDV)
         trtPassport: null, // TRY | Turkish: Pasaport yoluyla kayıtlı: TRT bandrolü
-        registration: 6091.30 // TRY | Turkish: Pasaport yoluyla kayıtlı: Kayıt ücreti
+        registration: 20000 // TRY | Turkish: Pasaport yoluyla kayıtlı: Kayıt ücreti
     };
 
     /**
@@ -55,7 +55,7 @@ class Calculator {
         ministryOfCulture: 1, // Percentage of previous price | Turkish: Kültür Bakanlığı
         trtImport: 12, // Percentage of previous price | Turkish: İthalat yoluyla kayıtlı: TRT bandrolü
         specialConsumptionTax: null, // Percentage of previous price. Varies by the price (See @link getSpecialConsumptionTaxRateByPrice) | Turkish: Özel Tüketim Vergisi (ÖTV)
-        valueAddedTax: 18, // Percentage of previous price | Turkish: Katma Değer Vergisi (KDV)
+        valueAddedTax: 20, // Percentage of previous price | Turkish: Katma Değer Vergisi (KDV)
         trtPassport: 20 // EUR | Turkish: Pasaport yoluyla kayıtlı: TRT bandrolü
     };
 
diff --git a/data/pages/telefon-vergisi-hesaplayici/telefon-vergisi-hesaplayici.calculator.test.js b/data/pages/telefon-vergisi-hesaplayici/telefon-vergisi-hesaplayici.calculator.test.js
index 1d367c22..1670d999 100644
--- a/data/pages/telefon-vergisi-hesaplayici/telefon-vergisi-hesaplayici.calculator.test.js
+++ b/data/pages/telefon-vergisi-hesaplayici/telefon-vergisi-hesaplayici.calculator.test.js
@@ -31,15 +31,15 @@ describe("telefon-vergisi-hesaplayici/Calculator", () => {
                     prices: [
                         {
                             price: 500,
-                            expected: { taxFree: 500, taxAdded: 834.3 }
+                            expected: { taxFree: 500, taxAdded: 848.4 }
                         },
                         {
                             price: 1500,
-                            expected: { taxFree: 1500, taxAdded: 3003.3 }
+                            expected: { taxFree: 1500, taxAdded: 3054.2 }
                         },
                         {
                             price: 5000,
-                            expected: { taxFree: 5000, taxAdded: 10011.1 }
+                            expected: { taxFree: 5000, taxAdded: 10180.8 }
                         }
                     ]
                 });
@@ -52,15 +52,15 @@ describe("telefon-vergisi-hesaplayici/Calculator", () => {
                     prices: [
                         {
                             price: 500,
-                            expected: { taxFree: 299.7, taxAdded: 500 }
+                            expected: { taxFree: 294.7, taxAdded: 500 }
                         },
                         {
                             price: 1500,
-                            expected: { taxFree: 802.6, taxAdded: 1500 }
+                            expected: { taxFree: 789.3, taxAdded: 1500 }
                         },
                         {
                             price: 5000,
-                            expected: { taxFree: 2497.2, taxAdded: 5000 }
+                            expected: { taxFree: 2455.6, taxAdded: 5000 }
                         }
                     ]
                 });
@@ -75,15 +75,15 @@ describe("telefon-vergisi-hesaplayici/Calculator", () => {
                     prices: [
                         {
                             price: 500,
-                            expected: { taxFree: 500, taxAdded: 6611.3 }
+                            expected: { taxFree: 500, taxAdded: 20520 }
                         },
                         {
                             price: 1500,
-                            expected: { taxFree: 1500, taxAdded: 7611.3 }
+                            expected: { taxFree: 1500, taxAdded: 21520 }
                         },
                         {
                             price: 5000,
-                            expected: { taxFree: 5000, taxAdded: 11111.3 }
+                            expected: { taxFree: 5000, taxAdded: 25020 }
                         }
                     ]
                 });
@@ -96,15 +96,15 @@ describe("telefon-vergisi-hesaplayici/Calculator", () => {
                     prices: [
                         {
                             price: 500,
-                            expected: { taxFree: -5611.3, taxAdded: 500 }
+                            expected: { taxFree: -19520, taxAdded: 500 }
                         },
                         {
                             price: 1500,
-                            expected: { taxFree: -4611.3, taxAdded: 1500 }
+                            expected: { taxFree: -18520, taxAdded: 1500 }
                         },
                         {
                             price: 5000,
-                            expected: { taxFree: -1111.3, taxAdded: 5000 }
+                            expected: { taxFree: -15020, taxAdded: 5000 }
                         }
                     ]
                 });
diff --git a/package-lock.json b/package-lock.json
index 24b17356..32b5b741 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "vergihesaplayici.com",
-    "version": "6.35.0",
+    "version": "6.36.0",
     "lockfileVersion": 2,
     "requires": true,
     "packages": {
         "": {
             "name": "vergihesaplayici.com",
-            "version": "6.35.0",
+            "version": "6.36.0",
             "license": "MIT",
             "dependencies": {
                 "core-js": "^3.31.0",
diff --git a/package.json b/package.json
index f43e53fd..14df6f81 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "vergihesaplayici.com",
-    "version": "6.35.0",
+    "version": "6.36.0",
     "description": "vergihesaplayici.com, vergi hesaplar.",
     "license": "MIT",
     "homepage": "https://vergihesaplayici.com/",
diff --git a/pages/kdv-hesaplayici/index.vue b/pages/kdv-hesaplayici/index.vue
index d3c5add5..85834d1a 100644
--- a/pages/kdv-hesaplayici/index.vue
+++ b/pages/kdv-hesaplayici/index.vue
@@ -112,8 +112,8 @@ export default {
             modeOptions,
             presets: [
                 { title: "Yüzde 1", form: { rate: 1 } },
-                { title: "Yüzde 8", form: { rate: 8 } },
-                { title: "Yüzde 18", form: { rate: 18 } }
+                { title: "Yüzde 10", form: { rate: 10 } },
+                { title: "Yüzde 20", form: { rate: 20 } }
             ]
         },
         form: {