diff --git a/src/Julia/Problem014.jl b/src/Julia/Problem014.jl
index ae71e2a..22d2e89 100644
--- a/src/Julia/Problem014.jl
+++ b/src/Julia/Problem014.jl
@@ -16,7 +16,7 @@ function chain_length(n, terms)
             break
         end
         if n % 2 == 0
-            n = n / 2
+            n = n ÷ 2
         else
             n = 3n + 1
         end
@@ -50,7 +50,8 @@ function Problem14()
     ans = 0
     limit = 1_000_000
     score = 0
-    terms = Dict()
+    terms = Dict{Int, Int}()
+    sizehint!(terms, limit)
     for i in 1:limit
         terms[i] = chain_length(i, terms)
         if terms[i] > score