diff --git a/ca/ca.go b/ca/ca.go
index e9e39c0a..c16d7f4a 100644
--- a/ca/ca.go
+++ b/ca/ca.go
@@ -380,6 +380,17 @@ var ocspMustStapleExt = pkix.Extension{
 	Value: []byte{0x30, 0x03, 0x02, 0x01, 0x05},
 }
 
+// Returns whether the given extensions array contains an OCSP Must-Staple
+// extension.
+func extensionsContainsOCSPMustStaple(extensions []pkix.Extension) bool {
+	for _, ext := range extensions {
+		if ext.Id.Equal(ocspMustStapleExt.Id) && bytes.Equal(ext.Value, ocspMustStapleExt.Value) {
+			return true
+		}
+	}
+	return false
+}
+
 func (ca *CAImpl) CompleteOrder(order *core.Order) {
 	// Lock the order for reading
 	order.RLock()
@@ -427,15 +438,6 @@ func (ca *CAImpl) CompleteOrder(order *core.Order) {
 	order.Unlock()
 }
 
-func extensionsContainsOCSPMustStaple(extensions []pkix.Extension) bool {
-	for _, ext := range extensions {
-		if ext.Id.Equal(ocspMustStapleExt.Id) && bytes.Equal(ext.Value, ocspMustStapleExt.Value) {
-			return true
-		}
-	}
-	return false
-}
-
 func (ca *CAImpl) GetNumberOfRootCerts() int {
 	return len(ca.chains)
 }
diff --git a/ca/ca_test.go b/ca/ca_test.go
index 61046ed9..a5efe91b 100644
--- a/ca/ca_test.go
+++ b/ca/ca_test.go
@@ -109,7 +109,7 @@ func TestSettingOCSPMustStapleExtension(t *testing.T) {
 		t.Error("Expected foundOCSPExtension.Critical to be false, but it was true")
 	}
 
-	// Test w/ several extensions
+	// Test w/ duplicate extensions
 	ca = makeCa()
 	order = makeCertOrderWithExtensions([]pkix.Extension{
 		{