diff --git a/CMakeLists.txt b/CMakeLists.txt
index d1d3653..dadcd02 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -25,7 +25,7 @@ include(GNUInstallDirs)
 
 set(ENABLE_FUZZER FALSE)
 
-find_package (ECM 1.6.0 QUIET NO_MODULE)
+find_package (ECM 1.6.0 QUIET NO_MODULE)
 if (ECM_FOUND)
     include("${ECM_MODULE_DIR}/ECMEnableSanitizers.cmake")
 
@@ -235,7 +235,7 @@ if(ENABLE_GTK_DOC)
 endif()
 
 if(ENABLE_CPP)
-  macro_optional_find_package(Iconv)
+  macro_optional_find_package(Iconv REQUIRED)
   set(ENABLE_CPP ${ICONV_FOUND})
   set(HAVE_ICONV ${ICONV_FOUND})
 endif()
@@ -249,7 +249,7 @@ if(ENABLE_ZLIB_UNCOMPRESS AND NOT ENABLE_ZLIB)
 endif()
 set(WITH_OPENJPEG FALSE)
 if(ENABLE_LIBOPENJPEG STREQUAL "openjpeg2")
-  find_package(OpenJPEG)
+  find_package(OpenJPEG REQUIRED)
   set(WITH_OPENJPEG ${OpenJPEG_FOUND})
   if(NOT OpenJPEG_FOUND OR OPENJPEG_MAJOR_VERSION VERSION_LESS 2)
     message(FATAL_ERROR "Install libopenjpeg2 before trying to build poppler. You can also decide to use the internal unmaintained JPX decoder or none at all.")
@@ -266,13 +266,13 @@ else()
 endif()
 set(ENABLE_LIBOPENJPEG "${WITH_OPENJPEG}")
 if(ENABLE_CMS STREQUAL "lcms2")
-  find_package(LCMS2)
+  find_package(LCMS2 REQUIRED)
   set(USE_CMS ${LCMS2_FOUND})
 elseif(NOT ENABLE_CMS STREQUAL "none")
   message(FATAL_ERROR "Invalid ENABLE_CMS value: ${ENABLE_CMS}")
 endif()
 if(ENABLE_LIBCURL)
-  find_package(CURL)
+  find_package(CURL REQUIRED)
   if(CURL_FOUND)
     include_directories(SYSTEM ${CURL_INCLUDE_DIR})
     set(POPPLER_HAS_CURL_SUPPORT ON)
@@ -458,16 +458,16 @@ set(poppler_SRCS
   splash/SplashXPath.cc
   splash/SplashXPathScanner.cc
 )
-set(poppler_LIBS ${FREETYPE_LIBRARIES})
-if(FONTCONFIG_FOUND)
-  set(poppler_LIBS ${poppler_LIBS} ${FONTCONFIG_LIBRARIES})
+set(poppler_LIBS CONAN_PKG::freetype)
+if(WITH_FONTCONFIGURATION_FONTCONFIG)
+  set(poppler_LIBS ${poppler_LIBS} CONAN_PKG::fontconfig)
 endif()
 
-if(JPEG_FOUND)
+if(ENABLE_JPEG)
   set(poppler_SRCS ${poppler_SRCS}
     poppler/DCTStream.cc
   )
-  set(poppler_LIBS ${poppler_LIBS} ${JPEG_LIBRARIES})
+  set(poppler_LIBS ${poppler_LIBS} CONAN_PKG::libjpeg)
 endif()
 if(ENABLE_ZLIB)
   set(poppler_SRCS ${poppler_SRCS}
@@ -486,7 +486,7 @@ if(ENABLE_LIBCURL)
     poppler/CurlPDFDocBuilder.cc
   )
   if(${CMAKE_VERSION} VERSION_LESS "3.12.0")
-    set(poppler_LIBS ${poppler_LIBS} ${CURL_LIBRARIES})
+    set(poppler_LIBS ${poppler_LIBS} CONAN_PKG::libcurl)
   else()
     set(poppler_LIBS ${poppler_LIBS} CURL::libcurl)
   endif()
@@ -497,18 +497,18 @@ if (ENABLE_NSS3)
   )
   set(poppler_LIBS ${poppler_LIBS} PkgConfig::NSS3)
 endif()
-if (OpenJPEG_FOUND)
+if (ENABLE_LIBOPENJPEG STREQUAL "libopenjpeg2")
   set(poppler_SRCS ${poppler_SRCS}
     poppler/JPEG2000Stream.cc
   )
-  set(poppler_LIBS ${poppler_LIBS} openjp2)
+  set(poppler_LIBS ${poppler_LIBS} CONAN_PKG::openjpeg)
 else ()
   set(poppler_SRCS ${poppler_SRCS}
     poppler/JPXStream.cc
   )
 endif()
 if(USE_CMS)
-  set(poppler_LIBS ${poppler_LIBS} ${LCMS2_LIBRARIES})
+  set(poppler_LIBS ${poppler_LIBS} CONAN_PKG::lcms)
 endif()
 if(WIN32)
   # use clean APIs
diff --git a/cmake/modules/FindLCMS2.cmake b/cmake/modules/FindLCMS2.cmake
index 2ec91d0..ec2c80b 100644
--- a/cmake/modules/FindLCMS2.cmake
+++ b/cmake/modules/FindLCMS2.cmake
@@ -16,11 +16,11 @@
 
 # use pkg-config to get the directories and then use these values
 # in the FIND_PATH() and FIND_LIBRARY() calls
-if(NOT WIN32)
+if(1)
    find_package(PkgConfig)
    pkg_check_modules(PC_LCMS2 lcms2)
    set(LCMS2_DEFINITIONS ${PC_LCMS2_CFLAGS_OTHER})
-endif(NOT WIN32)
+endif()
 
 find_path(LCMS2_INCLUDE_DIR lcms2.h
    PATHS
@@ -29,7 +29,7 @@ find_path(LCMS2_INCLUDE_DIR lcms2.h
    PATH_SUFFIXES lcms2 liblcms2
 )
 
-find_library(LCMS2_LIBRARIES NAMES lcms2 liblcms2 lcms-2 liblcms-2
+find_library(LCMS2_LIBRARIES NAMES lcms2 liblcms2 lcms-2 liblcms-2 lcms2_static
    PATHS     
    ${PC_LCMS2_LIBDIR}
    ${PC_LCMS2_LIBRARY_DIRS}
--- cpp/CMakeLists.txt
+++ cpp/CMakeLists.txt
@@ -34,1 +34,1 @@
-target_link_libraries(poppler-cpp poppler ${ICONV_LIBRARIES})
+target_link_libraries(poppler-cpp poppler CONAN_PKG::libiconv)
diff --git a/qt5/src/CMakeLists.txt b/qt5/src/CMakeLists.txt
index d80c81f..01d3e3e 100644
--- a/qt5/src/CMakeLists.txt
+++ b/qt5/src/CMakeLists.txt
@@ -43,7 +43,7 @@ if(MINGW AND BUILD_SHARED_LIBS)
     get_target_property(POPPLER_QT5_SOVERSION poppler-qt5 SOVERSION)
     set_target_properties(poppler-qt5 PROPERTIES SUFFIX "-${POPPLER_QT5_SOVERSION}${CMAKE_SHARED_LIBRARY_SUFFIX}")
 endif()
-target_link_libraries(poppler-qt5 poppler Qt5::Core Qt5::Gui Qt5::Xml ${FREETYPE_LIBRARIES})
+target_link_libraries(poppler-qt5 poppler Qt5::Core Qt5::Gui Qt5::Xml CONAN_PKG::freetype)
 if(MSVC)
 target_link_libraries(poppler-qt5 poppler ${poppler_LIBS})
 endif()
diff --git a/qt6/src/CMakeLists.txt b/qt6/src/CMakeLists.txt
index f30b1a8..6337173 100644
--- a/qt6/src/CMakeLists.txt
+++ b/qt6/src/CMakeLists.txt
@@ -43,7 +43,7 @@ if(MINGW AND BUILD_SHARED_LIBS)
     get_target_property(POPPLER_QT6_SOVERSION poppler-qt6 SOVERSION)
     set_target_properties(poppler-qt6 PROPERTIES SUFFIX "-${POPPLER_QT6_SOVERSION}${CMAKE_SHARED_LIBRARY_SUFFIX}")
 endif()
-target_link_libraries(poppler-qt6 poppler Qt6::Core Qt6::Gui ${FREETYPE_LIBRARIES})
+target_link_libraries(poppler-qt6 poppler Qt6::Core Qt6::Gui CONAN_PKG::freetype})
 if(MSVC)
 target_link_libraries(poppler-qt6 poppler ${poppler_LIBS})
 endif()