diff --git a/must/must.go b/must/must.go
index 4488e96..7fbcbfc 100644
--- a/must/must.go
+++ b/must/must.go
@@ -498,6 +498,42 @@ func MapNotContainsValuesEqual[M ~map[K]V, K comparable, V interfaces.EqualFunc[
 	invoke(t, assertions.MapNotContainsValuesEqual(m, vals), settings...)
 }
 
+// MapContainsValue asserts m contains val.
+func MapContainsValue[M ~map[K]V, K comparable, V any](t T, m M, val V, settings ...Setting) {
+	t.Helper()
+	invoke(t, assertions.MapContainsValue(m, val, options(settings...)), settings...)
+}
+
+// MapNotContainsValue asserts m does not contain val.
+func MapNotContainsValue[M ~map[K]V, K comparable, V any](t T, m M, val V, settings ...Setting) {
+	t.Helper()
+	invoke(t, assertions.MapNotContainsValue(m, val, options(settings...)), settings...)
+}
+
+// MapContainsValueFunc asserts m contains val using the eq function.
+func MapContainsValueFunc[M ~map[K]V, K comparable, V any](t T, m M, val V, eq func(V, V) bool, settings ...Setting) {
+	t.Helper()
+	invoke(t, assertions.MapContainsValueFunc(m, val, eq), settings...)
+}
+
+// MapNotContainsValueFunc asserts m does not contain val using the eq function.
+func MapNotContainsValueFunc[M ~map[K]V, K comparable, V any](t T, m M, val V, eq func(V, V) bool, settings ...Setting) {
+	t.Helper()
+	invoke(t, assertions.MapNotContainsValueFunc(m, val, eq), settings...)
+}
+
+// MapContainsValueEqual asserts m contains val using the V.Equal method.
+func MapContainsValueEqual[M ~map[K]V, K comparable, V interfaces.EqualFunc[V]](t T, m M, val V, settings ...Setting) {
+	t.Helper()
+	invoke(t, assertions.MapContainsValueEqual(m, val), settings...)
+}
+
+// MapNotContainsValueEqual asserts m does not contain val using the V.Equal method.
+func MapNotContainsValueEqual[M ~map[K]V, K comparable, V interfaces.EqualFunc[V]](t T, m M, val V, settings ...Setting) {
+	t.Helper()
+	invoke(t, assertions.MapNotContainsValueEqual(m, val), settings...)
+}
+
 // FileExistsFS asserts file exists on the fs.FS filesystem.
 //
 // Example,
diff --git a/must/must_test.go b/must/must_test.go
index 9d940bb..dbabe38 100644
--- a/must/must_test.go
+++ b/must/must_test.go
@@ -1295,6 +1295,66 @@ func TestMapNotContainsValuesEqual(t *testing.T) {
 	})
 }
 
+func TestMapContainsValue(t *testing.T) {
+	tc := newCase(t, `expected map to contain value`)
+	t.Cleanup(tc.assert)
+
+	m := map[string]int{"a": 1, "b": 2, "c": 3, "d": 4}
+	MapContainsValue(tc, m, 5)
+}
+
+func TestMapNotContainsValue(t *testing.T) {
+	tc := newCase(t, `expected map to not contain value`)
+	t.Cleanup(tc.assert)
+
+	m := map[string]int{"a": 1, "b": 2, "c": 3, "d": 4}
+	MapNotContainsValue(tc, m, 1)
+}
+
+func TestMapContainsValueFunc(t *testing.T) {
+	tc := newCase(t, `expected map to contain value`)
+	t.Cleanup(tc.assert)
+
+	m := map[string]int{"a": 1, "b": 2, "c": 3, "d": 4}
+	MapContainsValueFunc(tc, m, 6, func(a, b int) bool {
+		return a == b
+	})
+}
+
+func TestMapNotContainsValueFunc(t *testing.T) {
+	tc := newCase(t, `expected map to not contain value`)
+	t.Cleanup(tc.assert)
+
+	m := map[string]int{"a": 1, "b": 2, "c": 3, "d": 4}
+	MapNotContainsValueFunc(tc, m, 1, func(a, b int) bool {
+		return a == b
+	})
+}
+
+func TestMapContainsValueEqual(t *testing.T) {
+	tc := newCase(t, `expected map to contain value`)
+	t.Cleanup(tc.assert)
+
+	m := map[int]*Person{
+		1: {ID: 100, Name: "Alice"},
+		2: {ID: 200, Name: "Bob"},
+		3: {ID: 300, Name: "Carl"},
+	}
+	MapContainsValueEqual(tc, m, &Person{ID: 201, Name: "Bob"})
+}
+
+func TestMapNotContainsValueEqual(t *testing.T) {
+	tc := newCase(t, `expected map to not contain value`)
+	t.Cleanup(tc.assert)
+
+	m := map[int]*Person{
+		1: {ID: 100, Name: "Alice"},
+		2: {ID: 200, Name: "Bob"},
+		3: {ID: 300, Name: "Carl"},
+	}
+	MapNotContainsValueEqual(tc, m, &Person{ID: 200, Name: "Daisy"})
+}
+
 func TestFileExistsFS(t *testing.T) {
 	tc := newCase(t, `expected file to exist`)
 	t.Cleanup(tc.assert)