diff --git a/libraries/script-engine/src/ScriptEngine.cpp b/libraries/script-engine/src/ScriptEngine.cpp
index 72860acbc5..8e329c9c07 100644
--- a/libraries/script-engine/src/ScriptEngine.cpp
+++ b/libraries/script-engine/src/ScriptEngine.cpp
@@ -419,7 +419,7 @@ void ScriptEngine::waitTillDoneRunning() {
                 // Wait for the scripting thread to stop running, as
                 // flooding it with aborts/exceptions will persist it longer
                 static const auto MAX_SCRIPT_QUITTING_TIME = 0.5 * MSECS_PER_SECOND;
-                if (workerThread->wait(MAX_SCRIPT_QUITTING_TIME)) {
+                if (!workerThread->wait(MAX_SCRIPT_QUITTING_TIME)) {
                     workerThread->terminate();
                 }
             }