diff --git a/terraform/node_provisioner.go b/terraform/node_provisioner.go
index cdd74f4bb..31ed1a8c8 100644
--- a/terraform/node_provisioner.go
+++ b/terraform/node_provisioner.go
@@ -28,7 +28,7 @@ var (
 
 func (n *NodeProvisioner) Name() string {
 	result := fmt.Sprintf("provisioner.%s", n.NameValue)
-	if len(n.PathValue) > 1 {
+	if len(n.PathValue) > 0 {
 		result = fmt.Sprintf("%s.%s", n.PathValue.String(), result)
 	}
 
diff --git a/terraform/transform_provisioner.go b/terraform/transform_provisioner.go
index a3081207c..971bdb522 100644
--- a/terraform/transform_provisioner.go
+++ b/terraform/transform_provisioner.go
@@ -2,6 +2,7 @@ package terraform
 
 import (
 	"fmt"
+	"log"
 
 	"github.com/hashicorp/terraform/addrs"
 	"github.com/hashicorp/terraform/config/configschema"
@@ -57,6 +58,7 @@ func (t *ProvisionerTransformer) Transform(g *Graph) error {
 					continue
 				}
 
+				log.Printf("[TRACE] ProvisionerTransformer: %s is provisioned by %s (%q)", dag.VertexName(v), key, dag.VertexName(m[key]))
 				g.Connect(dag.BasicEdge(v, m[key]))
 			}
 		}
@@ -120,6 +122,7 @@ func (t *MissingProvisionerTransformer) Transform(g *Graph) error {
 
 			// Add the missing provisioner node to the graph
 			m[key] = g.Add(newV)
+			log.Printf("[TRACE] MissingProviderTransformer: added implicit provisioner %s, first implied by %s", key, dag.VertexName(v))
 		}
 	}
 
diff --git a/terraform/transform_provisioner_test.go b/terraform/transform_provisioner_test.go
index b7002226f..546c9b697 100644
--- a/terraform/transform_provisioner_test.go
+++ b/terraform/transform_provisioner_test.go
@@ -86,6 +86,7 @@ func TestMissingProvisionerTransformer_module(t *testing.T) {
 		if err := tf.Transform(&g); err != nil {
 			t.Fatalf("err: %s", err)
 		}
+		t.Logf("graph after StateTransformer:\n%s", g.StringWithNodeTypes())
 	}
 
 	{
@@ -100,6 +101,7 @@ func TestMissingProvisionerTransformer_module(t *testing.T) {
 		if err := transform.Transform(&g); err != nil {
 			t.Fatalf("err: %s", err)
 		}
+		t.Logf("graph after MissingProvisionerTransformer:\n%s", g.StringWithNodeTypes())
 	}
 
 	{
@@ -107,12 +109,13 @@ func TestMissingProvisionerTransformer_module(t *testing.T) {
 		if err := transform.Transform(&g); err != nil {
 			t.Fatalf("err: %s", err)
 		}
+		t.Logf("graph after ProvisionerTransformer:\n%s", g.StringWithNodeTypes())
 	}
 
 	actual := strings.TrimSpace(g.String())
 	expected := strings.TrimSpace(testTransformMissingProvisionerModuleStr)
 	if actual != expected {
-		t.Fatalf("bad:\n\n%s", actual)
+		t.Fatalf("wrong result\n\ngot:\n%s\n\nwant:\n%s", actual, expected)
 	}
 }