diff --git a/apps/openmw/mwgui/waitdialog.cpp b/apps/openmw/mwgui/waitdialog.cpp
index 94905dd9e..28e3be591 100644
--- a/apps/openmw/mwgui/waitdialog.cpp
+++ b/apps/openmw/mwgui/waitdialog.cpp
@@ -157,7 +157,7 @@ namespace MWGui
                     // figure out if player will be woken while sleeping
                     int x = OEngine::Misc::Rng::rollDice(hoursToWait);
                     float fSleepRandMod = world->getStore().get<ESM::GameSetting>().find("fSleepRandMod")->getFloat();
-                    if (x > fSleepRandMod * hoursToWait)
+                    if (x < fSleepRandMod * hoursToWait)
                     {
                         float fSleepRestMod = world->getStore().get<ESM::GameSetting>().find("fSleepRestMod")->getFloat();
                         mInterruptAt = hoursToWait - int(fSleepRestMod * hoursToWait);