diff --git a/example/lambert_w_example.cpp b/example/lambert_w_example.cpp
index 5c862a3b76..f4e1880d00 100644
--- a/example/lambert_w_example.cpp
+++ b/example/lambert_w_example.cpp
@@ -12,8 +12,6 @@
 
 #include <boost/config.hpp> // for BOOST_PLATFORM, BOOST_COMPILER,  BOOST_STDLIB ...
 #include <boost/version.hpp>   // for BOOST_MSVC versions.
-#include <boost/cstdint.hpp>
-#include <boost/exception/exception.hpp>  // boost::exception
 #include <boost/math/constants/constants.hpp> // For exp_minus_one == 3.67879441171442321595523770161460867e-01.
 
 #define BOOST_MATH_INSTRUMENT_LAMBERT_W  // #define only for diagnostic output.
diff --git a/example/lambert_w_precision_example.cpp b/example/lambert_w_precision_example.cpp
index e95f3b1931..18120c2b4e 100644
--- a/example/lambert_w_precision_example.cpp
+++ b/example/lambert_w_precision_example.cpp
@@ -10,8 +10,6 @@
 
 #include <boost/config.hpp> // for BOOST_PLATFORM, BOOST_COMPILER,  BOOST_STDLIB ...
 #include <boost/version.hpp>   // for BOOST_MSVC versions.
-#include <boost/cstdint.hpp>
-#include <boost/exception/exception.hpp>  // boost::exception
 #include <boost/math/constants/constants.hpp> // For exp_minus_one == 3.67879441171442321595523770161460867e-01.
 #include <boost/math/policies/policy.hpp>
 #include <boost/math/special_functions/next.hpp>  // for float_distance.
diff --git a/example/lambert_w_simple_examples.cpp b/example/lambert_w_simple_examples.cpp
index 3c422e0626..443e22fb42 100644
--- a/example/lambert_w_simple_examples.cpp
+++ b/example/lambert_w_simple_examples.cpp
@@ -20,8 +20,6 @@
 
 #include <boost/config.hpp> // for BOOST_PLATFORM, BOOST_COMPILER,  BOOST_STDLIB ...
 #include <boost/version.hpp>   // for BOOST_MSVC versions.
-#include <boost/cstdint.hpp>
-#include <boost/exception/exception.hpp>  // boost::exception
 #include <boost/math/constants/constants.hpp> // For exp_minus_one == 3.67879441171442321595523770161460867e-01.
 #include <boost/math/policies/policy.hpp>