diff --git a/src/main/java/io/supertokens/webserver/api/multitenancy/AssociateUserToTenantAPI.java b/src/main/java/io/supertokens/webserver/api/multitenancy/AssociateUserToTenantAPI.java
index 3eb502dc5..739d182bd 100644
--- a/src/main/java/io/supertokens/webserver/api/multitenancy/AssociateUserToTenantAPI.java
+++ b/src/main/java/io/supertokens/webserver/api/multitenancy/AssociateUserToTenantAPI.java
@@ -32,6 +32,7 @@
 import io.supertokens.pluginInterface.passwordless.exception.DuplicatePhoneNumberException;
 import io.supertokens.pluginInterface.thirdparty.exception.DuplicateThirdPartyUserException;
 import io.supertokens.useridmapping.UserIdType;
+import io.supertokens.utils.SemVer;
 import io.supertokens.webserver.InputParser;
 import io.supertokens.webserver.WebserverAPI;
 import jakarta.servlet.ServletException;
@@ -56,7 +57,13 @@ public String getPath() {
     @Override
     protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException {
         JsonObject input = InputParser.parseJsonObjectOrThrowError(req);
-        String userId = InputParser.parseStringOrThrowError(input, "userId", false);
+        String userId;
+
+        if (getVersionFromRequest(req).lesserThan(SemVer.v4_0)) {
+            userId = InputParser.parseStringOrThrowError(input, "userId", false);
+        } else {
+            userId = InputParser.parseStringOrThrowError(input, "recipeUserId", false);
+        }
         // normalize userId
         userId = userId.trim();
 
diff --git a/src/main/java/io/supertokens/webserver/api/multitenancy/DisassociateUserFromTenant.java b/src/main/java/io/supertokens/webserver/api/multitenancy/DisassociateUserFromTenant.java
index 9553efa91..a37c3a595 100644
--- a/src/main/java/io/supertokens/webserver/api/multitenancy/DisassociateUserFromTenant.java
+++ b/src/main/java/io/supertokens/webserver/api/multitenancy/DisassociateUserFromTenant.java
@@ -50,7 +50,13 @@ public String getPath() {
     @Override
     protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws IOException, ServletException {
         JsonObject input = InputParser.parseJsonObjectOrThrowError(req);
-        String userId = InputParser.parseStringOrThrowError(input, "userId", false);
+        String userId;
+
+        if (getVersionFromRequest(req).lesserThan(SemVer.v4_0)) {
+            userId = InputParser.parseStringOrThrowError(input, "userId", false);
+        } else {
+            userId = InputParser.parseStringOrThrowError(input, "recipeUserId", false);
+        }
         // normalize userId
         userId = userId.trim();