diff --git a/README.md b/README.md
index 95202d45f2..4c4850a21f 100644
--- a/README.md
+++ b/README.md
@@ -43,8 +43,8 @@ To build after all dependencies are installed:
 
 **NOTE:** BitShares requires an [OpenSSL](https://www.openssl.org/) version in the 1.0.x series. OpenSSL 1.1.0 and newer are NOT supported. If your system OpenSSL version is newer, then you will need to manually provide an older version of OpenSSL and specify it to CMake using `-DOPENSSL_INCLUDE_DIR`, `-DOPENSSL_SSL_LIBRARY`, and `-DOPENSSL_CRYPTO_LIBRARY`.
 
-**NOTE:** BitShares requires a [Boost](http://www.boost.org/) version in the range [1.57, 1.60]. Versions earlier than
-1.57 or newer than 1.60 are NOT supported. If your system Boost version is newer, then you will need to manually build
+**NOTE:** BitShares requires a [Boost](http://www.boost.org/) version in the range [1.57, 1.63]. Versions earlier than
+1.57 or newer than 1.63 are NOT supported. If your system Boost version is newer, then you will need to manually build
 an older version of Boost and specify it to CMake using `DBOOST_ROOT`.
 
 After building, the witness node can be launched with: