1diff --git a/config.h.in b/config.h.in
2index d16a997..8088a2a 100644
3--- a/config.h.in
4+++ b/config.h.in
5@@ -27,7 +27,7 @@
6 #define TPM_STORAGE_NAME "${TPM_STORAGE_NAME}"
7 #define TPM_DEVICE_NAME  "${TPM_DEVICE_NAME}"
8 #define TPM_LOG_FILE     "${TPM_LOG_FILE}"
9-#define TPM_CMD_BUF_SIZE 4096
10+#define TPM_CMD_BUF_SIZE 4088
11
12 #endif /* _CONFIG_H_ */
13
14