diff --git a/include/boost/math/special_functions/expm1.hpp b/include/boost/math/special_functions/expm1.hpp
index 651cbb3db..2d0607aaf 100644
--- a/include/boost/math/special_functions/expm1.hpp
+++ b/include/boost/math/special_functions/expm1.hpp
@@ -54,6 +54,7 @@ namespace boost {
          // x^k / k!
          // each time that operator() is invoked.
          //
+         // LCOV_EXCL_START multiprecision case only, excluded from coverage analysis
          template <class T>
          struct expm1_series
          {
@@ -119,6 +120,7 @@ namespace boost {
             policies::check_series_iterations<T>("boost::math::expm1<%1%>(%1%)", max_iter, pol);
             return result;
          }
+         // LCOV_EXCL_STOP
 
          template <class T, class P>
          BOOST_MATH_GPU_ENABLED T expm1_imp(T x, const boost::math::integral_constant<int, 53>&, const P& pol)
diff --git a/test/log1p_expm1_extra_test.cpp b/test/log1p_expm1_extra_test.cpp
index cdf1be2d7..eb0ff079d 100644
--- a/test/log1p_expm1_extra_test.cpp
+++ b/test/log1p_expm1_extra_test.cpp
@@ -69,6 +69,5 @@ BOOST_AUTO_TEST_CASE( test_main )
    test(boost::multiprecision::cpp_bin_float_double(0), "cpp_bin_float_double");
    test(boost::multiprecision::cpp_bin_float_double_extended(0), "cpp_bin_float_double_extended");
    test(boost::multiprecision::cpp_bin_float_quad(0), "cpp_bin_float_quad");
-   test(boost::multiprecision::cpp_bin_float_100(0), "cpp_bin_float_100");
 }