diff --git a/bus_test.go b/bus_test.go
index 1dd104a..808fa05 100644
--- a/bus_test.go
+++ b/bus_test.go
@@ -1,6 +1,7 @@
 package events
 
 import (
+	"context"
 	"errors"
 	"fmt"
 	"testing"
@@ -34,6 +35,23 @@ func TestNew_Lifecycle(t *testing.T) {
 	}, receives)
 }
 
+func TestFire(t *testing.T) {
+	t.Run("should preserve context.Context", func(t *testing.T) {
+		var wasFired bool
+
+		d := New()
+
+		d.On("event", func(ctx context.Context) {
+			assert.NotNil(t, ctx)
+			wasFired = true
+		})
+
+		d.Fire("event", context.Background())
+
+		assert.True(t, wasFired)
+	})
+}
+
 func TestTryFire(t *testing.T) {
 	errVal := errors.New("bang")
 
diff --git a/handler.go b/handler.go
index ec30350..741a44c 100644
--- a/handler.go
+++ b/handler.go
@@ -27,7 +27,7 @@ func (rh *receiptHandler) invoke(values preparedArgs) error {
 	for i := range args {
 		args[i] = reflect.Zero(rh.funcType.In(i))
 		if i < len(values) {
-			if rh.funcType.In(i).AssignableTo(values[i].Type()) {
+			if values[i].Type().AssignableTo(rh.funcType.In(i)) {
 				args[i] = values[i]
 			}
 		}