diff --git a/src/account/kcContext/KcContext.ts b/src/account/kcContext/KcContext.ts
index 9f1851f7..a78a5abc 100644
--- a/src/account/kcContext/KcContext.ts
+++ b/src/account/kcContext/KcContext.ts
@@ -90,6 +90,7 @@ export declare namespace KcContext {
             lastName?: string;
             username?: string;
         };
+        properties: Record<string, string | undefined>;
     };
 
     export type Password = Common & {
diff --git a/src/account/kcContext/kcContextMocks.ts b/src/account/kcContext/kcContextMocks.ts
index 1c946c8b..5e8ec451 100644
--- a/src/account/kcContext/kcContextMocks.ts
+++ b/src/account/kcContext/kcContextMocks.ts
@@ -145,7 +145,8 @@ export const kcContextCommonMock: KcContext.Common = {
         "lastName": "doe",
         "email": "john.doe@code.gouv.fr",
         "username": "doe_j"
-    }
+    },
+    "properties": {}
 };
 
 export const kcContextMocks: KcContext[] = [
diff --git a/src/login/kcContext/KcContext.ts b/src/login/kcContext/KcContext.ts
index c729d4af..e1ae9190 100644
--- a/src/login/kcContext/KcContext.ts
+++ b/src/login/kcContext/KcContext.ts
@@ -116,6 +116,7 @@ export declare namespace KcContext {
              */
             exists: (fieldName: string) => boolean;
         };
+        properties: Record<string, string | undefined>;
     };
 
     export type SamlPostForm = Common & {
diff --git a/src/login/kcContext/kcContextMocks.ts b/src/login/kcContext/kcContextMocks.ts
index 5f40bd5a..0b05896a 100644
--- a/src/login/kcContext/kcContextMocks.ts
+++ b/src/login/kcContext/kcContextMocks.ts
@@ -236,7 +236,8 @@ export const kcContextCommonMock: KcContext.Common = {
         "attributes": {}
     },
     "scripts": [],
-    "isAppInitiatedAction": false
+    "isAppInitiatedAction": false,
+    "properties": {}
 };
 
 const loginUrl = {