diff --git a/tpm2/structures.go b/tpm2/structures.go
index b173ed29..8991159f 100644
--- a/tpm2/structures.go
+++ b/tpm2/structures.go
@@ -3328,4 +3328,6 @@ type TPMSContext struct {
 	ContextBlob TPM2BContextData
 }
 
-type tpm2bCreationData = TPM2B[TPMSCreationData, *TPMSCreationData]
+// TPM2BCreationData represents a TPM2B_CREATION_DATA
+// See definition in Part 2: Structures, section 15.2.
+type TPM2BCreationData = TPM2B[TPMSCreationData, *TPMSCreationData]
diff --git a/tpm2/tpm2.go b/tpm2/tpm2.go
index 0dbebafd..8762b4b4 100644
--- a/tpm2/tpm2.go
+++ b/tpm2/tpm2.go
@@ -229,7 +229,7 @@ type CreateResponse struct {
 	// the public portion of the created object
 	OutPublic TPM2BPublic
 	// contains a TPMS_CREATION_DATA
-	CreationData tpm2bCreationData
+	CreationData TPM2BCreationData
 	// digest of creationData using nameAlg of outPublic
 	CreationHash TPM2BDigest
 	// ticket used by TPM2_CertifyCreation() to validate that the
@@ -1632,7 +1632,7 @@ type CreatePrimaryResponse struct {
 	// the public portion of the created object
 	OutPublic TPM2BPublic
 	// contains a TPMS_CREATION_DATA
-	CreationData tpm2bCreationData
+	CreationData TPM2BCreationData
 	// digest of creationData using nameAlg of outPublic
 	CreationHash TPM2BDigest
 	// ticket used by TPM2_CertifyCreation() to validate that the