diff --git a/install-cmakepresets.sh b/install-cmakepresets.sh
index 8dbe28e19..8d79e5097 100755
--- a/install-cmakepresets.sh
+++ b/install-cmakepresets.sh
@@ -75,8 +75,8 @@ ICU_ARCHIVE="icu4c-55_2-src.tgz"
 
 # Boost archive.
 #------------------------------------------------------------------------------
-BOOST_URL="https://archives.boost.io/release/1.78.0/source/boost_1_78_0.tar.bz2"
-BOOST_ARCHIVE="boost_1_78_0.tar.bz2"
+BOOST_URL="https://archives.boost.io/release/1.86.0/source/boost_1_86_0.tar.bz2"
+BOOST_ARCHIVE="boost_1_86_0.tar.bz2"
 
 
 # Define utility functions.