diff --git a/extensions/github-authentication/src/common/keychain.ts b/extensions/github-authentication/src/common/keychain.ts
index 4c7c8c93c30..d1dc0a32a64 100644
--- a/extensions/github-authentication/src/common/keychain.ts
+++ b/extensions/github-authentication/src/common/keychain.ts
@@ -34,7 +34,7 @@ export class Keychain {
 	constructor(private context: vscode.ExtensionContext) { }
 	async setToken(token: string): Promise<void> {
 		try {
-			return await this.context.secrets.set(SERVICE_ID, token);
+			return await this.context.secrets.store(SERVICE_ID, token);
 		} catch (e) {
 			// Ignore
 			Logger.error(`Setting token failed: ${e}`);
diff --git a/extensions/microsoft-authentication/src/keychain.ts b/extensions/microsoft-authentication/src/keychain.ts
index e23603be080..1a0001c117e 100644
--- a/extensions/microsoft-authentication/src/keychain.ts
+++ b/extensions/microsoft-authentication/src/keychain.ts
@@ -48,7 +48,7 @@ export class Keychain {
 	async setToken(token: string): Promise<void> {
 
 		try {
-			return await this.context.secrets.set(SERVICE_ID, token);
+			return await this.context.secrets.store(SERVICE_ID, token);
 		} catch (e) {
 			Logger.error(`Setting token failed: ${e}`);
 
diff --git a/src/vs/vscode.proposed.d.ts b/src/vs/vscode.proposed.d.ts
index a55ef6d349b..20bcb3a15bf 100644
--- a/src/vs/vscode.proposed.d.ts
+++ b/src/vs/vscode.proposed.d.ts
@@ -2518,7 +2518,7 @@ declare module 'vscode' {
 		/**
 		 * The key of the secret that has changed.
 		 */
-		key: string;
+		readonly key: string;
 	}
 
 	/**
@@ -2539,7 +2539,7 @@ declare module 'vscode' {
 		 * @param key The key to store the password under.
 		 * @param value The password.
 		 */
-		set(key: string, value: string): Thenable<void>;
+		store(key: string, value: string): Thenable<void>;
 
 		/**
 		 * Remove a secret from storage.
@@ -2554,7 +2554,7 @@ declare module 'vscode' {
 	}
 
 	export interface ExtensionContext {
-		secrets: SecretStorage;
+		readonly secrets: SecretStorage;
 	}
 
 	//#endregion
diff --git a/src/vs/workbench/api/common/exHostSecretState.ts b/src/vs/workbench/api/common/exHostSecretState.ts
index 2715b881f75..b06f1245094 100644
--- a/src/vs/workbench/api/common/exHostSecretState.ts
+++ b/src/vs/workbench/api/common/exHostSecretState.ts
@@ -25,7 +25,7 @@ export class ExtHostSecretState implements ExtHostSecretStateShape {
 		return this._proxy.$getPassword(extensionId, key);
 	}
 
-	set(extensionId: string, key: string, value: string): Promise<void> {
+	store(extensionId: string, key: string, value: string): Promise<void> {
 		return this._proxy.$setPassword(extensionId, key, value);
 	}
 
diff --git a/src/vs/workbench/api/common/extHostSecrets.ts b/src/vs/workbench/api/common/extHostSecrets.ts
index 837b36f514f..a593f0ad1f7 100644
--- a/src/vs/workbench/api/common/extHostSecrets.ts
+++ b/src/vs/workbench/api/common/extHostSecrets.ts
@@ -33,8 +33,8 @@ export class ExtensionSecrets implements vscode.SecretStorage {
 		return this._secretState.get(this._id, key);
 	}
 
-	set(key: string, value: string): Promise<void> {
-		return this._secretState.set(this._id, key, value);
+	store(key: string, value: string): Promise<void> {
+		return this._secretState.store(this._id, key, value);
 	}
 
 	delete(key: string): Promise<void> {