diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4d80aa9..7f2aade 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -26,7 +26,7 @@ option(USE_BOOST_PRETTY_FUNCTION "Use Boost BOOST_PRETTY_FUNCTION macro" OFF)
 option(USE_EXTERNAL_FMT "Use external fmt library instead of the bundled one" OFF)
 ################################################################################
 
-# Dependencies ###################################################################
+# Dependencies #################################################################
 if(USE_BOOST_PRETTY_FUNCTION)
   if(NOT DEFINED Boost_NO_BOOST_CMAKE AND CMAKE_VERSION VERSION_LESS 3.15)
     # Since Boost 1.70 a CMake package is shipped by default. Unfortunately, it has a number
@@ -59,6 +59,9 @@ if(USE_BOOST_PRETTY_FUNCTION)
   target_compile_definitions(FairLogger PUBLIC FAIRLOGGER_USE_BOOST_PRETTY_FUNCTION)
 endif()
 
+# legacy paths
+list(APPEND FAIRLOGGER_INSTALL_INCLUDE_DIRS ${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_INCLUDEDIR})
+
 if(USE_EXTERNAL_FMT)
   target_link_libraries(FairLogger PUBLIC fmt::fmt)
 else()
@@ -69,6 +72,7 @@ else()
   )
   target_compile_definitions(fmt INTERFACE FMT_HEADER_ONLY)
   target_link_libraries(FairLogger PUBLIC fmt)
+  list(APPEND FAIRLOGGER_INSTALL_INCLUDE_DIRS ${CMAKE_INSTALL_PREFIX}/${PROJECT_INSTALL_INCDIR}/bundled)
 endif()
 
 target_include_directories(FairLogger
diff --git a/cmake/FairLoggerConfig.cmake.in b/cmake/FairLoggerConfig.cmake.in
index 0d08fb5..b147eea 100644
--- a/cmake/FairLoggerConfig.cmake.in
+++ b/cmake/FairLoggerConfig.cmake.in
@@ -15,7 +15,8 @@ set(@PROJECT_NAME@_GIT_DATE @PROJECT_GIT_DATE@)
 
 set_and_check(@PROJECT_NAME@_PREFIX @PACKAGE_CMAKE_INSTALL_PREFIX@)
 set(@PROJECT_NAME@_BINDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@PROJECT_INSTALL_BINDIR@)
-set_and_check(@PROJECT_NAME@_INCDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@CMAKE_INSTALL_INCLUDEDIR@)
+set(@PROJECT_NAME@_INCDIR @FAIRLOGGER_INSTALL_INCLUDE_DIRS@)
+set(@PROJECT_NAME@_INCDIRS @FAIRLOGGER_INSTALL_INCLUDE_DIRS@)
 set_and_check(@PROJECT_NAME@_LIBDIR @PACKAGE_CMAKE_INSTALL_PREFIX@/@PROJECT_INSTALL_LIBDIR@)
 
 set(@PROJECT_NAME@_CXX_STANDARD_REQUIRED @CMAKE_CXX_STANDARD_REQUIRED@)