SPDX-License-Identifier: GPL-3.0-or-later
SPDX-FileCopyrightText: 2026 Carles Fernandez-Prades <carles.fernandez@cttc.es>
--- CMakeLists.txt  2026-08-15 09:00:00.000000000 +0200
+++ CMakeLists.txt  2026-08-15 09:05:00.000000000 +0200
@@ -190,8 +190,9 @@
         endif()
     endif()
 endif()
-# Fix for Boost >= 1.89
-if(Boost_VERSION_STRING VERSION_GREATER 1.88.99)
+# Fix for Boost >= 1.89 (Boost::system is header-only and b2 stopped installing
+# its CMake config; Boost >= 1.92 installs it again as an INTERFACE target)
+if(Boost_VERSION_STRING VERSION_GREATER 1.88.99 AND NOT TARGET Boost::system)
     add_library(Boost::system ALIAS Boost::headers)
 endif()