diff --git a/Tools/CMake/AMReXBuildInfo.cmake b/Tools/CMake/AMReXBuildInfo.cmake
index 16795110658..0d695fad9db 100644
--- a/Tools/CMake/AMReXBuildInfo.cmake
+++ b/Tools/CMake/AMReXBuildInfo.cmake
@@ -38,15 +38,30 @@ include(AMReXTargetHelpers)
 #
 # Set paths
 #
-string(REPLACE "/Tools/CMake" "" AMREX_TOP_DIR ${CMAKE_CURRENT_LIST_DIR})
-set( AMREX_TOP_DIR ${AMREX_TOP_DIR} CACHE INTERNAL "Top level AMReX directory")
-
-set( AMREX_BUILDINFO_IFILE ${CMAKE_CURRENT_LIST_DIR}/AMReX_buildInfo.cpp.in
+if (AMReX_FOUND)
+   # AMReX is pre-installed and used as a library
+   string(REPLACE "/lib/cmake/AMReX/AMReXCMakeModules" "" AMREX_TOP_DIR_DEFAULT
+          ${CMAKE_CURRENT_LIST_DIR})
+else ()
+   # this is a superbuild
+   string(REPLACE "/Tools/CMake" "" AMREX_TOP_DIR_DEFAULT
+          ${CMAKE_CURRENT_LIST_DIR})
+endif ()
+set(AMREX_TOP_DIR "${AMREX_TOP_DIR_DEFAULT}" CACHE INTERNAL "Top level AMReX directory")
+
+if (AMReX_FOUND)
+   # AMReX is pre-installed and used as a library
+   set(AMREX_C_SCRIPTS_DIR "${AMREX_TOP_DIR}/share/amrex/C_scripts"
+       CACHE INTERNAL "Path to AMReX' C_scripts dir")
+else ()
+   # this is a superbuild
+   set(AMREX_C_SCRIPTS_DIR "${AMREX_TOP_DIR}/Tools/C_scripts"
+       CACHE INTERNAL "Path to AMReX' C_scripts dir")
+endif ()
+
+set(AMREX_BUILDINFO_IFILE ${CMAKE_CURRENT_LIST_DIR}/AMReX_buildInfo.cpp.in
    CACHE INTERNAL "Full path and name of AMReX_buildInfo.cpp.in")
 
-set( AMREX_C_SCRIPTS_DIR "${AMREX_TOP_DIR}/Tools/C_scripts"
-   CACHE INTERNAL "Path to AMReX' C_scripts dir")
-
 set(AMREX_BUILD_DATETIME "" CACHE STRING
    "User defined build date and time. Set ONLY for reproducibly built binary distributions")
 
diff --git a/Tools/CMake/AMReXTypecheck.cmake b/Tools/CMake/AMReXTypecheck.cmake
index 0b68fb8c274..5f1d083abcf 100644
--- a/Tools/CMake/AMReXTypecheck.cmake
+++ b/Tools/CMake/AMReXTypecheck.cmake
@@ -298,7 +298,11 @@ function( add_typecheck_target _target)
 
    # Find typechecker 
    find_file(_typechecker "typechecker.py"
-      HINTS ${AMReX_SOURCE_DIR} ${AMReX_ROOT} ENV AMReX_ROOT PATH_SUFFIXES Tools/typechecker)
+      HINTS ${AMReX_SOURCE_DIR} ${AMReX_ROOT} ENV AMReX_ROOT
+      PATH_SUFFIXES
+        Tools/typechecker        # in-source
+        share/amrex/typechecker  # installed
+   )
 
    add_custom_target( typecheck_${_target}
       COMMAND python3  ${_typechecker}