diff --git a/React/React.xcodeproj/project.pbxproj b/React/React.xcodeproj/project.pbxproj
index 9173e9bbb45d08..e22e1e81bec465 100644
--- a/React/React.xcodeproj/project.pbxproj
+++ b/React/React.xcodeproj/project.pbxproj
@@ -647,7 +647,7 @@
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 			shellPath = /bin/sh;
-			shellScript = "if nc -w 5 -z localhost 8081 ; then\n  if ! curl -s \"http://localhost:8081/status\" | grep -q \"packager-status:running\" ; then\n    echo \"Port 8081 already in use, packager is either not running or not running correctly\"\n    exit 2\n  fi\nelse\n  open \"$SRCROOT/../packager/launchPackager.command\" || echo \"Can't start packager automatically\"\nfi";
+			shellScript = "if [ -z \"${RCT_NO_LAUNCH_PACKAGER+xxx}\" ] ; then\n  if nc -w 5 -z localhost 8081 ; then\n    if ! curl -s \"http://localhost:8081/status\" | grep -q \"packager-status:running\" ; then\n      echo \"Port 8081 already in use, packager is either not running or not running correctly\"\n      exit 2\n    fi\n  else\n    open \"$SRCROOT/../packager/launchPackager.command\" || echo \"Can't start packager automatically\"\n  fi\nfi";
 		};
 		142C4F7F1B582EA6001F0B58 /* ShellScript */ = {
 			isa = PBXShellScriptBuildPhase;