diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3a5cfbc..9a3046e 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -52,10 +52,9 @@ if (has_potentially_evaluated_expression)
 endif()
 
 if (UNIX)
-  find_package(PkgConfig)
-  pkg_check_modules(LIBDE265 libde265)
-  pkg_check_modules(X265 x265)
-  pkg_check_modules(AOM aom)
+  find_package(libde265)
+  find_package(x265)
+  find_package(aom)
 endif()
 
 # Create libheif pkgconfig file