diff --git a/src/gps/GPS.cpp b/src/gps/GPS.cpp
index c0e336f0..04aa2c7a 100644
--- a/src/gps/GPS.cpp
+++ b/src/gps/GPS.cpp
@@ -239,6 +239,7 @@ int32_t GPS::runOnce()
         }
 
         // We've been awake too long - force sleep
+        now = millis();
         auto wakeTime = getWakeTime();
         bool tooLong = wakeTime != UINT32_MAX && (now - lastWakeStartMsec) > wakeTime;