diff '--color=auto' -aru a/CMakeLists.txt b/CMakeLists.txt
--- a/CMakeLists.txt	2024-03-03 01:47:51.488773684 +0100
+++ b/CMakeLists.txt	2024-03-03 01:49:14.398777099 +0100
@@ -37,10 +37,6 @@
 set(PNGLIB_NAME libpng${PNGLIB_MAJOR}${PNGLIB_MINOR})
 set(PNGLIB_VERSION ${PNGLIB_MAJOR}.${PNGLIB_MINOR}.${PNGLIB_RELEASE})
 
-# needed packages
-find_package(ZLIB REQUIRED)
-include_directories(${ZLIB_INCLUDE_DIR})
-
 if(NOT WIN32)
   find_library(M_LIBRARY
     NAMES m
@@ -182,7 +178,7 @@
 endif()
 
 # NOW BUILD OUR TARGET
-include_directories(${CMAKE_CURRENT_SOURCE_DIR} ${ZLIB_INCLUDE_DIR})
+include_directories(${CMAKE_CURRENT_SOURCE_DIR})
 
 if(PNG_SHARED)
   add_library(${PNG_LIB_NAME} SHARED ${libpng_sources})
@@ -191,7 +187,7 @@
     set_target_properties(${PNG_LIB_NAME} PROPERTIES PREFIX "lib")
     set_target_properties(${PNG_LIB_NAME} PROPERTIES IMPORT_PREFIX "lib")
   endif()
-  target_link_libraries(${PNG_LIB_NAME} ${ZLIB_LIBRARY} ${M_LIBRARY})
+  target_link_libraries(${PNG_LIB_NAME} Zlib::zlib ${M_LIBRARY})
 endif()
 
 if(PNG_STATIC)
@@ -202,7 +198,7 @@
     # msvc does not append 'lib' - do it here to have consistent name
     set_target_properties(${PNG_LIB_NAME_STATIC} PROPERTIES PREFIX "lib")
   endif()
-  target_link_libraries(${PNG_LIB_NAME_STATIC} ${ZLIB_LIBRARY} ${M_LIBRARY})
+  target_link_libraries(${PNG_LIB_NAME_STATIC} Zlib::zlibstatic ${M_LIBRARY})
 endif()