diff --git a/src/SDK/Sdk.php b/src/SDK/Sdk.php
index 78f541f64..7d5fd67a9 100644
--- a/src/SDK/Sdk.php
+++ b/src/SDK/Sdk.php
@@ -35,6 +35,9 @@ public static function isDisabled(): bool
      */
     public static function isInstrumentationDisabled(string $name): bool
     {
+        if (static::isDisabled()) {
+            return true;
+        }
         $disabledInstrumentations = Configuration::getList(Variables::OTEL_PHP_DISABLED_INSTRUMENTATIONS);
 
         return [self::OTEL_PHP_DISABLED_INSTRUMENTATIONS_ALL] === $disabledInstrumentations || in_array($name, $disabledInstrumentations);