diff --git a/doc/example/customization.cpp b/doc/example/customization.cpp
index fcd1a78..d9f6cb7 100644
--- a/doc/example/customization.cpp
+++ b/doc/example/customization.cpp
@@ -87,7 +87,7 @@ struct near_constraint
     template< typename Actual >
     bool operator()( Actual actual ) const
     {
-        return std::abs( actual - mock::unwrap_ref(expected_) ) < mock::unwrap_ref(threshold_) ;
+        return std::abs( actual - mock::unwrap_ref(expected_) ) <= mock::unwrap_ref(threshold_) ;
     }
 
     friend std::ostream& operator<<( std::ostream& s, const near_constraint& c )
@@ -157,7 +157,8 @@ BOOST_AUTO_TEST_CASE( near_constraint_works_with_with_float_wrapper_and_cref )
    MOCK_EXPECT( v.display ).once().with( near( std::cref( expected ), std::cref( threshold ) ) );
    expected = 42;
    threshold = 1;
-   c.add( 41, 1 );
+   c.add(0, 0);
+   c.add(41, 1);
 }
 }
 
diff --git a/include/turtle/constraints.hpp b/include/turtle/constraints.hpp
index af18b65..f29495a 100644
--- a/include/turtle/constraints.hpp
+++ b/include/turtle/constraints.hpp
@@ -106,7 +106,7 @@ namespace detail
 #   define MOCK_NEAR_DEFINED
 #endif
     MOCK_NARY_CONSTRAINT( near, 2, ( expected, tolerance ),
-        std::abs( actual - expected ) < tolerance )
+        std::abs( actual - expected ) <= tolerance )
 #ifdef MOCK_NEAR_DEFINED
 #   pragma pop_macro( "near" )
 #endif