--- CMakeLists.txt.orig	2022-11-15 13:24:59 UTC
+++ CMakeLists.txt
@@ -22,7 +22,6 @@ endif()
 
 if(NOT MSVC)
   add_definitions(-Wall)
-  add_definitions(-Werror)
   add_definitions(-Wsign-compare)
   add_definitions(-Wconversion)
   add_definitions(-Wno-sign-conversion)
@@ -58,7 +57,7 @@ endif()
 LIST (APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake/modules")
 
 option(ENABLE_PLUGIN_LOADING "Support loading of plugins" ON)
-set(PLUGIN_DIRECTORY "/usr/local/lib/libheif" CACHE STRING "Plugin install directory")
+set(PLUGIN_DIRECTORY "${CMAKE_INSTALL_LIBDIR}/libheif" CACHE STRING "Plugin install directory")
 
 macro(plugin_option variableName packageName displayName displayType defaultPlugin)
     option(WITH_${variableName} "Build ${displayName} ${displayType}" ON)
