diff --git a/test/kepF.cpp b/test/kepF.cpp
index 4bb593966..271aa79e2 100644
--- a/test/kepF.cpp
+++ b/test/kepF.cpp
@@ -13,7 +13,6 @@
 #include <limits>
 #include <random>
 #include <tuple>
-#include <type_traits>
 #include <vector>
 
 #include <boost/algorithm/string/predicate.hpp>
@@ -72,7 +71,7 @@ TEST_CASE("cfunc")
 
         auto eps_close = [](const fp_t &a, const fp_t &b) {
             using std::abs;
-            return abs(a - b) <= std::numeric_limits<fp_t>::epsilon() * 10;
+            return abs(a - b) <= std::numeric_limits<fp_t>::epsilon() * 100;
         };
 
         auto [h, k, lam] = make_vars("h", "k", "lam");