diff --git a/package.json b/package.json
index 3aebd80219e..ab73adb8deb 100644
--- a/package.json
+++ b/package.json
@@ -76,7 +76,7 @@
     "nsfw": "^2.1.1",
     "spdlog": "^0.11.1",
     "sudo-prompt": "9.1.1",
-    "tas-client-umd": "0.1.2",
+    "tas-client-umd": "0.1.4",
     "v8-inspect-profiler": "^0.0.20",
     "vscode-oniguruma": "1.3.1",
     "vscode-proxy-agent": "^0.8.1",
diff --git a/remote/package.json b/remote/package.json
index 8be08ac6479..fd69fc737f5 100644
--- a/remote/package.json
+++ b/remote/package.json
@@ -16,7 +16,7 @@
     "node-pty": "0.10.0-beta19",
     "nsfw": "^2.1.1",
     "spdlog": "^0.11.1",
-    "tas-client-umd": "0.1.2",
+    "tas-client-umd": "0.1.4",
     "vscode-oniguruma": "1.3.1",
     "vscode-proxy-agent": "^0.8.1",
     "vscode-regexpp": "^3.1.0",
diff --git a/remote/web/package.json b/remote/web/package.json
index d7f2eb55c1e..362c0b4997d 100644
--- a/remote/web/package.json
+++ b/remote/web/package.json
@@ -5,7 +5,7 @@
 	"dependencies": {
 		"iconv-lite-umd": "0.6.8",
 		"jschardet": "2.2.1",
-		"tas-client-umd": "0.1.2",
+		"tas-client-umd": "0.1.4",
 		"vscode-oniguruma": "1.3.1",
 		"vscode-textmate": "5.2.0",
 		"xterm": "4.12.0-beta.3",
diff --git a/remote/web/yarn.lock b/remote/web/yarn.lock
index ac55515db25..8377719ac17 100644
--- a/remote/web/yarn.lock
+++ b/remote/web/yarn.lock
@@ -12,10 +12,10 @@ jschardet@2.2.1:
   resolved "https://registry.yarnpkg.com/jschardet/-/jschardet-2.2.1.tgz#03b0264669a90c7a5c436a68c5a7d4e4cb0c9823"
   integrity sha512-Ks2JNuUJoc7PGaZ7bVFtSEvOcr0rBq6Q1J5/7+zKWLT+g+4zziL63O0jg7y2jxhzIa1LVsHUbPXrbaWmz9iwDw==
 
-tas-client-umd@0.1.2:
-  version "0.1.2"
-  resolved "https://registry.yarnpkg.com/tas-client-umd/-/tas-client-umd-0.1.2.tgz#fe93ae085f65424292ac79feff4f1add3e50e624"
-  integrity sha512-rT9BdDCejckqOTQL2ShX67QtTiAUGbmPm5ZTC8giXobBvZC6JuvBVy5G32hoGZ3Q0dpTvMfgpf3iVFNN2F7wzg==
+tas-client-umd@0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/tas-client-umd/-/tas-client-umd-0.1.4.tgz#49db4130dd63a8342fabf77185a740fc6a7bea80"
+  integrity sha512-1hFqJeLD3ryNikniIaO7TItlXhS5vx7bJ+wbPDf8o+IifgwwOWK2ARisdEM9SnJd0ccfcwNPG6Po+RiKn5L2hg==
 
 vscode-oniguruma@1.3.1:
   version "1.3.1"
diff --git a/remote/yarn.lock b/remote/yarn.lock
index 16e8fc41105..1999d9958c4 100644
--- a/remote/yarn.lock
+++ b/remote/yarn.lock
@@ -359,10 +359,10 @@ spdlog@^0.11.1:
     mkdirp "^0.5.1"
     nan "^2.14.0"
 
-tas-client-umd@0.1.2:
-  version "0.1.2"
-  resolved "https://registry.yarnpkg.com/tas-client-umd/-/tas-client-umd-0.1.2.tgz#fe93ae085f65424292ac79feff4f1add3e50e624"
-  integrity sha512-rT9BdDCejckqOTQL2ShX67QtTiAUGbmPm5ZTC8giXobBvZC6JuvBVy5G32hoGZ3Q0dpTvMfgpf3iVFNN2F7wzg==
+tas-client-umd@0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/tas-client-umd/-/tas-client-umd-0.1.4.tgz#49db4130dd63a8342fabf77185a740fc6a7bea80"
+  integrity sha512-1hFqJeLD3ryNikniIaO7TItlXhS5vx7bJ+wbPDf8o+IifgwwOWK2ARisdEM9SnJd0ccfcwNPG6Po+RiKn5L2hg==
 
 to-regex-range@^5.0.1:
   version "5.0.1"
diff --git a/src/vs/workbench/services/experiment/common/experimentService.ts b/src/vs/workbench/services/experiment/common/experimentService.ts
index 86888e949b9..57758e9e580 100644
--- a/src/vs/workbench/services/experiment/common/experimentService.ts
+++ b/src/vs/workbench/services/experiment/common/experimentService.ts
@@ -184,6 +184,7 @@ export class ExperimentService implements ITASExperimentService {
 	private tasClient: Promise<TASClient> | undefined;
 	private telemetry: ExperimentServiceTelemetry | undefined;
 	private static MEMENTO_ID = 'experiment.service.memento';
+	private networkInitialized = false;
 
 	private overrideInitDelay: Promise<void>;
 
@@ -228,7 +229,13 @@ export class ExperimentService implements ITASExperimentService {
 			return undefined;
 		}
 
-		const result = (await this.tasClient).getTreatmentVariable<T>('vscode', name);
+		let result: T | undefined;
+		const client = await this.tasClient;
+		if (this.networkInitialized) {
+			result = client.getTreatmentVariable<T>('vscode', name);
+		} else {
+			result = await client.getTreatmentVariableAsync<T>('vscode', name, true);
+		}
 
 		type TAASClientReadTreatmentData = {
 			treatmentName: string;
@@ -291,7 +298,8 @@ export class ExperimentService implements ITASExperimentService {
 		});
 
 		await tasClient.initializePromise;
-		await tasClient.getTreatmentVariableAsync('vscode', 'initialize');
+
+		tasClient.initialFetch.then(() => this.networkInitialized = true);
 
 		type TAASClientSetupData = { setupTime: number; };
 		type TAASClientSetupCalssification = { setupTime: { classification: 'SystemMetaData', purpose: 'PerformanceAndHealth', isMeasurement: true }; };
diff --git a/yarn.lock b/yarn.lock
index 8447b7dad24..992f0ecf1f5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -9320,10 +9320,10 @@ tar@^6.0.1, tar@^6.0.2:
     mkdirp "^1.0.3"
     yallist "^4.0.0"
 
-tas-client-umd@0.1.2:
-  version "0.1.2"
-  resolved "https://registry.yarnpkg.com/tas-client-umd/-/tas-client-umd-0.1.2.tgz#fe93ae085f65424292ac79feff4f1add3e50e624"
-  integrity sha512-rT9BdDCejckqOTQL2ShX67QtTiAUGbmPm5ZTC8giXobBvZC6JuvBVy5G32hoGZ3Q0dpTvMfgpf3iVFNN2F7wzg==
+tas-client-umd@0.1.4:
+  version "0.1.4"
+  resolved "https://registry.yarnpkg.com/tas-client-umd/-/tas-client-umd-0.1.4.tgz#49db4130dd63a8342fabf77185a740fc6a7bea80"
+  integrity sha512-1hFqJeLD3ryNikniIaO7TItlXhS5vx7bJ+wbPDf8o+IifgwwOWK2ARisdEM9SnJd0ccfcwNPG6Po+RiKn5L2hg==
 
 temp@^0.8.3:
   version "0.8.4"