diff --git a/schala-repl/src/language.rs b/schala-repl/src/language.rs
index 79d4052..2cead50 100644
--- a/schala-repl/src/language.rs
+++ b/schala-repl/src/language.rs
@@ -70,11 +70,12 @@ impl UnfinishedComputation {
 impl FinishedComputation {
   pub fn to_repl(&self) -> String {
     let mut buf = String::new();
-    for (stage, artifact) in self.artifacts.iter() {
+    for ((stage, artifact), duration) in self.artifacts.iter().zip(self.durations.iter()) {
       let color = artifact.text_color;
       let stage = stage.color(color).bold();
       let output = artifact.debug_output.color(color);
-      write!(&mut buf, "{}: {}\n", stage, output).unwrap();
+      let timing = (duration.as_secs() as f64) + (duration.subsec_nanos() as f64 * 1e-9);
+      write!(&mut buf, "{} ({}s): {}\n", stage, timing, output).unwrap();
     }
 
     match self.text_output {
diff --git a/schala-repl/src/lib.rs b/schala-repl/src/lib.rs
index 872bfd1..763e7c3 100644
--- a/schala-repl/src/lib.rs
+++ b/schala-repl/src/lib.rs
@@ -452,7 +452,7 @@ impl Repl {
             let color = "green";
             format!("*{}", desc.name.color(color))
           } else {
-            desc.name 
+            desc.name
           }
         })
         .intersperse(format!(" -> "))