diff --git a/packages/monitoring/baselime/src/instrumentation.ts b/packages/monitoring/baselime/src/instrumentation.ts
index 8f9654276..dba283d09 100644
--- a/packages/monitoring/baselime/src/instrumentation.ts
+++ b/packages/monitoring/baselime/src/instrumentation.ts
@@ -5,7 +5,7 @@
  * Please set the MONITORING_PROVIDER environment variable to 'baselime' to register Baselime instrumentation.
  */
 export async function registerInstrumentation() {
-  if (!process.env.ENABLE_MONITORING_INSTRUMENTATION) {
+  if (process.env.ENABLE_MONITORING_INSTRUMENTATION !== 'true') {
     return;
   }
 
diff --git a/packages/monitoring/sentry/src/instrumentation.ts b/packages/monitoring/sentry/src/instrumentation.ts
index 244668b9f..6da870e9c 100644
--- a/packages/monitoring/sentry/src/instrumentation.ts
+++ b/packages/monitoring/sentry/src/instrumentation.ts
@@ -12,7 +12,7 @@ export async function registerInstrumentation() {
   // initialize the Sentry client in the server
   void initializeSentryServerClient();
 
-  if (!process.env.ENABLE_MONITORING_INSTRUMENTATION) {
+  if (process.env.ENABLE_MONITORING_INSTRUMENTATION !== 'true') {
     return;
   }