diff --git a/builder/vmware/common/vmx.go b/builder/vmware/common/vmx.go
index e7cdb662f..e531e4341 100755
--- a/builder/vmware/common/vmx.go
+++ b/builder/vmware/common/vmx.go
@@ -17,7 +17,7 @@ import (
 func ParseVMX(contents string) map[string]string {
 	results := make(map[string]string)
 
-	lineRe := regexp.MustCompile(`^(.+?)\s*=\s*"(.*?)"\s*$`)
+	lineRe := regexp.MustCompile(`^(.+?)\s*=\s*"?(.*?)"?\s*$`)
 
 	for _, line := range strings.Split(contents, "\n") {
 		matches := lineRe.FindStringSubmatch(line)
@@ -43,9 +43,35 @@ func EncodeVMX(contents map[string]string) string {
 		i++
 	}
 
+	// a list of VMX key fragments that the value must not be quoted
+	// fragments are used to cover multliples (i.e. multiple disks)
+	// keys are still lowercase at this point, use lower fragments
+	noQuotes := []string {
+		".virtualssd",
+	}
+
+	// a list of VMX key fragments that are case sensitive
+	// fragments are used to cover multliples (i.e. multiple disks)
+	caseSensitive := []string {
+		".virtualSSD",
+	}
+
 	sort.Strings(keys)
 	for _, k := range keys {
-		buf.WriteString(fmt.Sprintf("%s = \"%s\"\n", k, contents[k]))
+		pat := "%s = \"%s\"\n"
+		// items with no quotes
+		for _, q := range noQuotes {
+			if strings.Contains(k, q) {
+				pat = "%s = %s\n"
+				break;
+			}
+		}
+		key := k
+		// case sensitive key fragments
+		for _, c := range caseSensitive {
+			key = strings.Replace(key, strings.ToLower(c), c, 1)
+		}
+		buf.WriteString(fmt.Sprintf(pat, key, contents[k]))
 	}
 
 	return buf.String()
diff --git a/builder/vmware/common/vmx_test.go b/builder/vmware/common/vmx_test.go
old mode 100644
new mode 100755
index da07b2a10..715a6a6ee
--- a/builder/vmware/common/vmx_test.go
+++ b/builder/vmware/common/vmx_test.go
@@ -6,10 +6,11 @@ func TestParseVMX(t *testing.T) {
 	contents := `
 .encoding = "UTF-8"
 config.version = "8"
+scsi0:0.virtualSSD = 1
 `
 
 	results := ParseVMX(contents)
-	if len(results) != 2 {
+	if len(results) != 3 {
 		t.Fatalf("not correct number of results: %d", len(results))
 	}
 
@@ -20,16 +21,22 @@ config.version = "8"
 	if results["config.version"] != "8" {
 		t.Errorf("invalid config.version: %s", results["config.version"])
 	}
+
+	if results["scsi0:0.virtualssd"] != "1" {
+		t.Errorf("invalid scsi0:0.virtualssd: %s", results["scsi0:0.virtualssd"])
+	}
 }
 
 func TestEncodeVMX(t *testing.T) {
 	contents := map[string]string{
 		".encoding":      "UTF-8",
 		"config.version": "8",
+		"scsi0:0.virtualssd": "1",
 	}
 
 	expected := `.encoding = "UTF-8"
 config.version = "8"
+scsi0:0.virtualSSD = 1
 `
 
 	result := EncodeVMX(contents)