diff --git a/README.md b/README.md
index 45f9068..d706d1e 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # CalcPrimes
 A simple Qt based app to calculate the prime numbers until a uint64_t is "full"
+
+This will run for approx. 585 Years before done :D