diff --git a/crypto/ts/ts_rsp_utils.c b/crypto/ts/ts_rsp_utils.c
index 3ee9dae3347158e22c8eca1a22a48e7e7183956e..3ecee39a22c21e611c8bbfc672d1f4596b545271 100644
--- a/crypto/ts/ts_rsp_utils.c
+++ b/crypto/ts/ts_rsp_utils.c
@@ -348,17 +348,18 @@ int TS_STATUS_INFO_set_status(TS_STATUS_INFO *a, int i)
     return ASN1_INTEGER_set(a->status, i);
 }
 
-ASN1_INTEGER *TS_STATUS_INFO_get0_status(TS_STATUS_INFO *a)
+const ASN1_INTEGER *TS_STATUS_INFO_get0_status(const TS_STATUS_INFO *a)
 {
     return a->status;
 }
 
-STACK_OF(ASN1_UTF8STRING) *TS_STATUS_INFO_get0_text(TS_STATUS_INFO *a)
+const STACK_OF(ASN1_UTF8STRING) *
+TS_STATUS_INFO_get0_text(const TS_STATUS_INFO *a)
 {
     return a->text;
 }
 
-ASN1_BIT_STRING *TS_STATUS_INFO_get0_failure_info(TS_STATUS_INFO *a)
+const ASN1_BIT_STRING *TS_STATUS_INFO_get0_failure_info(const TS_STATUS_INFO *a)
 {
     return a->failure_info;
 }
diff --git a/include/openssl/ts.h b/include/openssl/ts.h
index cd8f373c4cd235179fe2999e6cedc1ce1d1f595c..a5659825fbeae52a91216d7db683f5191a399f68 100644
--- a/include/openssl/ts.h
+++ b/include/openssl/ts.h
@@ -160,11 +160,13 @@ int TS_REQ_set_version(TS_REQ *a, long version);
 long TS_REQ_get_version(const TS_REQ *a);
 
 int TS_STATUS_INFO_set_status(TS_STATUS_INFO *a, int i);
-ASN1_INTEGER *TS_STATUS_INFO_get0_status(TS_STATUS_INFO *a);
+const ASN1_INTEGER *TS_STATUS_INFO_get0_status(const TS_STATUS_INFO *a);
 
-STACK_OF(ASN1_UTF8STRING) *TS_STATUS_INFO_get0_text(TS_STATUS_INFO *a);
+const STACK_OF(ASN1_UTF8STRING) *
+TS_STATUS_INFO_get0_text(const TS_STATUS_INFO *a);
 
-ASN1_BIT_STRING *TS_STATUS_INFO_get0_failure_info(TS_STATUS_INFO *a);
+const ASN1_BIT_STRING *
+TS_STATUS_INFO_get0_failure_info(const TS_STATUS_INFO *a);
 
 int TS_REQ_set_msg_imprint(TS_REQ *a, TS_MSG_IMPRINT *msg_imprint);
 TS_MSG_IMPRINT *TS_REQ_get_msg_imprint(TS_REQ *a);