diff --git a/notifier.go b/notifier.go
index 36e5d8a..547c9d9 100644
--- a/notifier.go
+++ b/notifier.go
@@ -75,6 +75,8 @@ func present(str interface{}) bool {
 	case bool:
 		return t == true
 	}
+
+	// If it was not nil, a blank string or false, we can assume it's present.
 	return true
 }
 
diff --git a/notifier_test.go b/notifier_test.go
index bf9a7bf..3e3de50 100644
--- a/notifier_test.go
+++ b/notifier_test.go
@@ -265,6 +265,7 @@ func TestPresent(t *testing.T) {
 	assert.False(t, present(false))
 	assert.True(t, present("not blank"))
 	assert.True(t, present(true))
+	assert.True(t, present(0.1))
 }
 
 func TestEq(t *testing.T) {