diff --git a/src/applications/config/check/PhabricatorPHPConfigSetupCheck.php b/src/applications/config/check/PhabricatorPHPConfigSetupCheck.php
index f286b46f9c..1dd3add94d 100644
--- a/src/applications/config/check/PhabricatorPHPConfigSetupCheck.php
+++ b/src/applications/config/check/PhabricatorPHPConfigSetupCheck.php
@@ -40,7 +40,13 @@ final class PhabricatorPHPConfigSetupCheck extends PhabricatorSetupCheck {
         ->setMessage($message);
     }
 
-    $raw_post_data = (int)ini_get('always_populate_raw_post_data');
+    if (version_compare(phpversion(), '7', '>=')) {
+      // This option was removed in PHP7.
+      $raw_post_data = -1;
+    } else {
+      $raw_post_data = (int)ini_get('always_populate_raw_post_data');
+    }
+
     if ($raw_post_data != -1) {
       $summary = pht(
         'PHP setting "%s" should be set to "-1" to avoid deprecation '.