diff --git a/builtin/provisioners/habitat/resource_provisioner.go b/builtin/provisioners/habitat/resource_provisioner.go
index 26691db5a..9f3720e86 100644
--- a/builtin/provisioners/habitat/resource_provisioner.go
+++ b/builtin/provisioners/habitat/resource_provisioner.go
@@ -293,7 +293,8 @@ func validateFn(c *terraform.ResourceConfig) (ws []string, es []error) {
 	// Validate service level configs
 	services, ok := c.Get("service")
 	if ok {
-		for _, service := range services.([]map[string]interface{}) {
+		for _, svc := range services.([]interface{}) {
+			service := svc.(map[string]interface{})
 			strategy, ok := service["strategy"].(string)
 			if ok && !updateStrategies[strategy] {
 				es = append(es, errors.New(strategy+" is not a valid update strategy."))
diff --git a/builtin/provisioners/habitat/resource_provisioner_test.go b/builtin/provisioners/habitat/resource_provisioner_test.go
index 9695ecb8f..5add40cbf 100644
--- a/builtin/provisioners/habitat/resource_provisioner_test.go
+++ b/builtin/provisioners/habitat/resource_provisioner_test.go
@@ -47,7 +47,6 @@ func TestResourceProvisioner_Validate_bad(t *testing.T) {
 	}
 }
 
-/* FIXME panic: interface conversion: interface {} is []interface {}, not []map[string]interface {}
 func TestResourceProvisioner_Validate_bad_service_config(t *testing.T) {
 	c := testConfig(t, map[string]interface{}{
 		"service": []interface{}{
@@ -68,7 +67,6 @@ func TestResourceProvisioner_Validate_bad_service_config(t *testing.T) {
 		t.Fatalf("Should have three errors")
 	}
 }
-*/
 
 func testConfig(t *testing.T, c map[string]interface{}) *terraform.ResourceConfig {
 	return terraform.NewResourceConfigRaw(c)