diff --git a/README.md b/README.md
index c8f0e47fab..f2f2dc15ef 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,13 @@
 # Fresh
 
-An experiment
\ No newline at end of file
+An experiment
+
+## Compile
+
+```
+git clone https://gitlab.com/veloren/fresh.git
+cd fresh
+git submodule update --init --recursive
+rustup default nightly
+cargo build
+```
diff --git a/common/src/clock.rs b/common/src/clock.rs
index 437fe77c57..57e71756e8 100644
--- a/common/src/clock.rs
+++ b/common/src/clock.rs
@@ -25,7 +25,7 @@ impl Clock {
 
     pub fn get_last_delta(&self) -> Duration { self.last_delta.unwrap_or(Duration::new(0, 0)) }
 
-    pub fn get_avg_delta(&self) -> Duration { Duration::from_float_secs(self.running_tps_average) }
+    pub fn get_avg_delta(&self) -> Duration { Duration::from_secs_f64(self.running_tps_average) }
 
     pub fn tick(&mut self, tgt: Duration) {
         let delta = SystemTime::now()
@@ -45,6 +45,6 @@ impl Clock {
         self.last_delta = Some(delta);
         self.running_tps_average =
             CLOCK_SMOOTHING * self.running_tps_average +
-            (1.0 - CLOCK_SMOOTHING) * delta.as_float_secs();
+            (1.0 - CLOCK_SMOOTHING) * delta.as_secs_f64();
     }
 }
diff --git a/common/src/state.rs b/common/src/state.rs
index 2e516759e8..663d6b8237 100644
--- a/common/src/state.rs
+++ b/common/src/state.rs
@@ -168,11 +168,11 @@ impl State {
     /// Execute a single tick, simulating the game state by the given duration.
     pub fn tick(&mut self, dt: Duration) {
         // Change the time accordingly
-        self.ecs_world.write_resource::<TimeOfDay>().0 += dt.as_float_secs() * DAY_CYCLE_FACTOR;
-        self.ecs_world.write_resource::<Time>().0 += dt.as_float_secs();
+        self.ecs_world.write_resource::<TimeOfDay>().0 += dt.as_secs_f64() * DAY_CYCLE_FACTOR;
+        self.ecs_world.write_resource::<Time>().0 += dt.as_secs_f64();
 
         // Run systems to update the world
-        self.ecs_world.write_resource::<DeltaTime>().0 = dt.as_float_secs();
+        self.ecs_world.write_resource::<DeltaTime>().0 = dt.as_secs_f64();
 
         // Create and run dispatcher for ecs systems
         let mut dispatch_builder = DispatcherBuilder::new();