diff --git a/enum_set.hh b/enum_set.hh
index 9532f1342e..5f869de510 100644
--- a/enum_set.hh
+++ b/enum_set.hh
@@ -172,6 +172,14 @@ public:
         return enum_set(mask);
     }
 
+    static constexpr mask_type full_mask() {
+        return ~(std::numeric_limits<mask_type>::max() << (Enum::max_sequence + 1));
+    }
+
+    static constexpr enum_set full() {
+        return enum_set(full_mask());
+    }
+
     static inline mask_type mask_for(enum_type e) {
         return mask_type(1) << Enum::sequence_for(e);
     }
diff --git a/tests/enum_set_test.cc b/tests/enum_set_test.cc
index c7bdd982c0..ca5535dc1c 100644
--- a/tests/enum_set_test.cc
+++ b/tests/enum_set_test.cc
@@ -79,6 +79,13 @@ BOOST_AUTO_TEST_CASE(set_contains) {
     BOOST_REQUIRE(!fs.contains(fruit::pear));
 }
 
+BOOST_AUTO_TEST_CASE(full_set) {
+    const auto fs = fruit_set::full();
+    BOOST_REQUIRE(fs.contains(fruit::apple));
+    BOOST_REQUIRE(fs.contains(fruit::pear));
+    BOOST_REQUIRE(fs.contains(fruit::banana));
+}
+
 BOOST_AUTO_TEST_CASE(set_from_mask) {
     const auto fs = fruit_set::of<fruit::apple, fruit::banana>();
     BOOST_REQUIRE_EQUAL(fs.mask(), fruit_set::from_mask(fs.mask()).mask());