diff --git a/project_euler/problem_007/sol1.rb b/project_euler/problem_007/sol1.rb
index a249557..aba7f60 100644
--- a/project_euler/problem_007/sol1.rb
+++ b/project_euler/problem_007/sol1.rb
@@ -36,5 +36,5 @@ def solution?(nth)
   primes[primes.length - 1]
 end
 
-answer = solution?(1001)
+answer = solution?(10001)
 p answer
\ No newline at end of file