diff --git a/src/Login.ts b/src/Login.ts
index 281906d861..6493b244e0 100644
--- a/src/Login.ts
+++ b/src/Login.ts
@@ -41,8 +41,6 @@ export interface IIdentityProvider {
 
 export interface ISSOFlow {
     type: "m.login.sso" | "m.login.cas";
-    // eslint-disable-next-line camelcase
-    identity_providers: IIdentityProvider[];
     "org.matrix.msc2858.identity_providers": IIdentityProvider[]; // Unstable prefix for MSC2858
 }
 
diff --git a/src/components/structures/auth/Registration.tsx b/src/components/structures/auth/Registration.tsx
index d1dfa5ea50..095f3d3433 100644
--- a/src/components/structures/auth/Registration.tsx
+++ b/src/components/structures/auth/Registration.tsx
@@ -462,8 +462,7 @@ export default class Registration extends React.Component<IProps, IState> {
             let ssoSection;
             if (this.state.ssoFlow) {
                 let continueWithSection;
-                const providers = this.state.ssoFlow["org.matrix.msc2858.identity_providers"]
-                    || this.state.ssoFlow["identity_providers"] || [];
+                const providers = this.state.ssoFlow["org.matrix.msc2858.identity_providers"] || [];
                 // when there is only a single (or 0) providers we show a wide button with `Continue with X` text
                 if (providers.length > 1) {
                     // i18n: ssoButtons is a placeholder to help translators understand context
diff --git a/src/components/views/elements/SSOButtons.tsx b/src/components/views/elements/SSOButtons.tsx
index f819b48cf6..57dd31f9d6 100644
--- a/src/components/views/elements/SSOButtons.tsx
+++ b/src/components/views/elements/SSOButtons.tsx
@@ -79,7 +79,7 @@ interface IProps {
 }
 
 const SSOButtons: React.FC<IProps> = ({matrixClient, flow, loginType, fragmentAfterLogin, primary}) => {
-    const providers = flow.identity_providers || flow["org.matrix.msc2858.identity_providers"] || [];
+    const providers = flow["org.matrix.msc2858.identity_providers"] || [];
     if (providers.length < 2) {
         return <div className="mx_SSOButtons">
             <SSOButton
diff --git a/test/components/structures/auth/Login-test.js b/test/components/structures/auth/Login-test.js
index 0631e26cbd..9b73137936 100644
--- a/test/components/structures/auth/Login-test.js
+++ b/test/components/structures/auth/Login-test.js
@@ -132,8 +132,8 @@ describe('Login', function() {
         // Set non-empty flows & matrixClient to get past the loading spinner
         root.setState({
             flows: [{
-                type: "m.login.sso",
-                identity_providers: [{
+                "type": "m.login.sso",
+                "org.matrix.msc2858.identity_providers": [{
                     id: "a",
                     name: "Provider 1",
                 }, {