diff --git a/configure b/configure
--- a/configure
+++ b/configure
@@ -6730,7 +6730,10 @@
                              [ "$toolchain" != "msvc" ] ||
                              require_cpp_condition libx264 x264.h "X264_BUILD >= 158"; } &&
                              check_cpp_condition libx262 x264.h "X264_MPEG2"
-enabled libx265           && require_pkg_config libx265 x265 x265.h x265_api_get &&
+enabled libx265           && { check_pkg_config libx265 x265 x265.h x265_api_get ||
+                                { { check_lib libx265 x265.h x265_api_get "-lx265 $pthreads_extralibs $libm_extralibs -ldl -lstdc++ -lgcc_s -lgcc -lrt -lnuma" ||
+                                require libx265 x265.h x265_api_get "-lx265 $pthreads_extralibs $libm_extralibs -ldl -lstdc++"; } &&
+                                    warn "using libx265 without pkg-config"; } } &&
                              require_cpp_condition libx265 x265.h "X265_BUILD >= 89"
 enabled libxavs           && require libxavs "stdint.h xavs.h" xavs_encoder_encode "-lxavs $pthreads_extralibs $libm_extralibs"
 enabled libxavs2          && require_pkg_config libxavs2 "xavs2 >= 1.3.0" "stdint.h xavs2.h" xavs2_api_get