diff --git a/src/main/kotlin/ru/dbotthepony/mc/otm/GlobalEventHandler.kt b/src/main/kotlin/ru/dbotthepony/mc/otm/GlobalEventHandler.kt
index db22a8596..d0986292a 100644
--- a/src/main/kotlin/ru/dbotthepony/mc/otm/GlobalEventHandler.kt
+++ b/src/main/kotlin/ru/dbotthepony/mc/otm/GlobalEventHandler.kt
@@ -27,7 +27,7 @@ private val preServerTickTimers = TimerQueue()
 private val postServerTickTimers = TimerQueue()
 
 fun addPreTickTimer(inTicks: Int, callback: Runnable): TimerQueue.Timer? {
-	if (SERVER_IS_LIVE) {
+	if (!SERVER_IS_LIVE) {
 		LOGGER.error("Refusing to add timer $callback in ticks $inTicks while server is dying", IllegalStateException("Server is stopping"))
 		return null
 	}
@@ -36,7 +36,7 @@ fun addPreTickTimer(inTicks: Int, callback: Runnable): TimerQueue.Timer? {
 }
 
 fun addPostTickTimer(inTicks: Int, callback: Runnable): TimerQueue.Timer? {
-	if (SERVER_IS_LIVE) {
+	if (!SERVER_IS_LIVE) {
 		LOGGER.error("Refusing to add ticker $callback in ticks $inTicks while server is dying", IllegalStateException("Server is stopping"))
 		return null
 	}