diff --git a/ext/openssl/openssl.c b/ext/openssl/openssl.c
index d242df0bbba6..721f2a3a2033 100644
--- a/ext/openssl/openssl.c
+++ b/ext/openssl/openssl.c
@@ -739,7 +739,7 @@ static PHP_INI_MH(OnUpdateLibCtx)
 		/* Do not output error when restoring ini options. */
 		if (stage != ZEND_INI_STAGE_DEACTIVATE) {
 			int err_type = stage == ZEND_INI_STAGE_RUNTIME ? E_WARNING : E_ERROR;
-			php_error_docref(NULL, err_type, "OpenSSL libctx \"%s\" cannot be found", ZSTR_VAL(new_value));
+			php_error_docref(NULL, err_type, "OpenSSL libctx \"%pS\" cannot be found", new_value);
 		}
 		return FAILURE;
 	}
diff --git a/ext/openssl/openssl_backend_common.c b/ext/openssl/openssl_backend_common.c
index 995d836deead..454d18ddf8dd 100644
--- a/ext/openssl/openssl_backend_common.c
+++ b/ext/openssl/openssl_backend_common.c
@@ -384,7 +384,7 @@ int php_openssl_parse_config(struct php_x509_request * req, zval * optional_args
 		&& Z_TYPE_P(item) == IS_STRING) {
 		req->curve_name = OBJ_sn2nid(Z_STRVAL_P(item));
 		if (req->curve_name == NID_undef) {
-			php_error_docref(NULL, E_WARNING, "Unknown elliptic curve (short) name %s", Z_STRVAL_P(item));
+			php_error_docref(NULL, E_WARNING, "Unknown elliptic curve (short) name %pS", Z_STR_P(item));
 			return FAILURE;
 		}
 	}
@@ -938,10 +938,10 @@ zend_result php_openssl_csr_add_subj_entry(zval *item, X509_NAME *subj, int nid)
 	{
 		php_openssl_store_errors();
 		php_error_docref(NULL, E_WARNING,
-			"dn: add_entry_by_NID %d -> %s (failed; check error"
+			"dn: add_entry_by_NID %d -> %pS (failed; check error"
 			" queue and value of string_mask OpenSSL option "
 			"if illegal characters are reported)",
-			nid, ZSTR_VAL(str_item));
+			nid, str_item);
 		zend_string_release(str_item);
 		return FAILURE;
 	}
@@ -1006,7 +1006,7 @@ zend_result php_openssl_csr_make(struct php_x509_request * req, X509_REQ * csr,
 						return FAILURE;
 					}
 				} else {
-					php_error_docref(NULL, E_WARNING, "dn: %s is not a recognized name", ZSTR_VAL(strindex));
+					php_error_docref(NULL, E_WARNING, "dn: %pS is not a recognized name", strindex);
 				}
 			}
 		} ZEND_HASH_FOREACH_END();
@@ -1087,13 +1087,13 @@ zend_result php_openssl_csr_make(struct php_x509_request * req, X509_REQ * csr,
 					}
 					if (!X509_REQ_add1_attr_by_NID(csr, nid, MBSTRING_UTF8, (unsigned char*)ZSTR_VAL(str_item), (int)ZSTR_LEN(str_item))) {
 						php_openssl_store_errors();
-						php_error_docref(NULL, E_WARNING, "attributes: add_attr_by_NID %d -> %s (failed)", nid, ZSTR_VAL(str_item));
+						php_error_docref(NULL, E_WARNING, "attributes: add_attr_by_NID %d -> %pS (failed)", nid, str_item);
 						zend_string_release(str_item);
 						return FAILURE;
 					}
 					zend_string_release(str_item);
 				} else {
-					php_error_docref(NULL, E_WARNING, "attributes: %s is not a recognized attribute name", ZSTR_VAL(strindex));
+					php_error_docref(NULL, E_WARNING, "attributes: %pS is not a recognized attribute name", strindex);
 				}
 			} ZEND_HASH_FOREACH_END();
 			for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++) {
diff --git a/ext/openssl/openssl_backend_v1.c b/ext/openssl/openssl_backend_v1.c
index bfd01b673464..fc5fae4be802 100644
--- a/ext/openssl/openssl_backend_v1.c
+++ b/ext/openssl/openssl_backend_v1.c
@@ -285,7 +285,7 @@ static bool php_openssl_pkey_init_ec_data(EC_KEY *eckey, zval *data, bool *is_pr
 	if (curve_name_zv && Z_TYPE_P(curve_name_zv) == IS_STRING && Z_STRLEN_P(curve_name_zv) > 0) {
 		int nid = OBJ_sn2nid(Z_STRVAL_P(curve_name_zv));
 		if (nid == NID_undef) {
-			php_error_docref(NULL, E_WARNING, "Unknown elliptic curve (short) name %s", Z_STRVAL_P(curve_name_zv));
+			php_error_docref(NULL, E_WARNING, "Unknown elliptic curve (short) name %pS", Z_STR_P(curve_name_zv));
 			goto clean_exit;
 		}
 
diff --git a/ext/openssl/openssl_backend_v3.c b/ext/openssl/openssl_backend_v3.c
index 375c0104fac5..2b8cc27ad7d5 100644
--- a/ext/openssl/openssl_backend_v3.c
+++ b/ext/openssl/openssl_backend_v3.c
@@ -320,7 +320,7 @@ EVP_PKEY *php_openssl_pkey_init_ec(zval *data, bool *is_private) {
 	if (curve_name_zv && Z_TYPE_P(curve_name_zv) == IS_STRING && Z_STRLEN_P(curve_name_zv) > 0) {
 		nid = OBJ_sn2nid(Z_STRVAL_P(curve_name_zv));
 		if (nid == NID_undef) {
-			php_error_docref(NULL, E_WARNING, "Unknown elliptic curve (short) name %s", Z_STRVAL_P(curve_name_zv));
+			php_error_docref(NULL, E_WARNING, "Unknown elliptic curve (short) name %pS", Z_STR_P(curve_name_zv));
 			goto cleanup;
 		}
 
diff --git a/ext/openssl/xp_ssl.c b/ext/openssl/xp_ssl.c
index 5cead037715a..1f7cb4e9ee2c 100644
--- a/ext/openssl/xp_ssl.c
+++ b/ext/openssl/xp_ssl.c
@@ -1514,8 +1514,8 @@ static zend_result php_openssl_enable_server_sni(
 					local_cert_str, resolved_cert_path_buff, 0, false, false,
 					"SNI_server_certs local_cert in ssl stream context", stream)) {
 				php_stream_warn(stream, OpenFailed,
-					"Failed setting local cert chain file `%s'; could not open file",
-					ZSTR_VAL(local_cert_str)
+					"Failed setting local cert chain file `%pS'; could not open file",
+					local_cert_str
 				);
 				zend_string_release(local_cert_str);
 				return FAILURE;
@@ -1539,8 +1539,8 @@ static zend_result php_openssl_enable_server_sni(
 					local_pk_str, resolved_pk_path_buff, 0, false, false,
 					"SNI_server_certs local_pk in ssl stream context", stream)) {
 				php_stream_warn(stream, OpenFailed,
-					"Failed setting local private key file `%s';  could not open file",
-					ZSTR_VAL(local_pk_str)
+					"Failed setting local private key file `%pS';  could not open file",
+					local_pk_str
 				);
 				zend_string_release(local_pk_str);
 				return FAILURE;
@@ -1553,8 +1553,8 @@ static zend_result php_openssl_enable_server_sni(
 				ctx = php_openssl_create_sni_server_ctx(stream, resolved_path_buff, resolved_path_buff);
 			} else {
 				php_stream_warn(stream, NotFound,
-						"Failed setting local cert chain file `%s'; file not found",
-						Z_STRVAL_P(current)
+						"Failed setting local cert chain file `%pS'; file not found",
+						Z_STR_P(current)
 				);
 			}
 		} else {