diff --git a/NCPCore/src/main/java/fr/neatmonster/nocheatplus/checks/moving/MovingListener.java b/NCPCore/src/main/java/fr/neatmonster/nocheatplus/checks/moving/MovingListener.java
index 5179576e..2d904b3d 100644
--- a/NCPCore/src/main/java/fr/neatmonster/nocheatplus/checks/moving/MovingListener.java
+++ b/NCPCore/src/main/java/fr/neatmonster/nocheatplus/checks/moving/MovingListener.java
@@ -474,11 +474,19 @@ public class MovingListener extends CheckListener implements TickListener, IRemo
 			return;
 		}
 		
-		final long time = System.currentTimeMillis(); // TODO: pass to checks to use one reference time (set in data)?
-		if (player.isSprinting() && player.getFoodLevel() > 5){
-			data.timeSprinting = time;
+		final long time = System.currentTimeMillis();
+		if (player.isSprinting()){
+			// 
+			if (player.getFoodLevel() > 5){
+				data.timeSprinting = time;
+			}
+			else if (time < data.timeSprinting){
+				data.timeSprinting = 0;
+			}
+			// else: keep sprinting time.
 		}
-		else if (time < data.timeSprinting){
+		else{
+			// Reset if not actually sprinting.
 			data.timeSprinting = 0;
 		}
 		
diff --git a/NCPCore/src/main/java/fr/neatmonster/nocheatplus/checks/moving/SurvivalFly.java b/NCPCore/src/main/java/fr/neatmonster/nocheatplus/checks/moving/SurvivalFly.java
index e721c0a2..9e21bc1a 100644
--- a/NCPCore/src/main/java/fr/neatmonster/nocheatplus/checks/moving/SurvivalFly.java
+++ b/NCPCore/src/main/java/fr/neatmonster/nocheatplus/checks/moving/SurvivalFly.java
@@ -171,6 +171,7 @@ public class SurvivalFly extends Check {
         
         // Prevent players from sprinting if they're moving backwards.
         if (sprinting) {
+        	// TODO: Check if still necessary with timeSprinting change.
         	// TODO: Find more ways to confine conditions.
 			final float yaw = from.getYaw();
 			if (xDistance < 0D && zDistance > 0D && yaw > 180F && yaw < 270F