1 files changed, 1 insertions, 1 deletions
diff --git a/fib.kpl b/fib.kpl
index bf2d384..e1ab025 100644
--- a/fib.kpl
+++ b/fib.kpl
@@ -5,7 +5,7 @@
 
 `export fib : ([I64; I64.n]
     ? {
-        n = 0 { 0 }
+        n <= 0 { 0 }
         n < 2 { 1 }
         { `sync(fib; n - 1) + fib `sync n - 2 }
     }