diff --git a/configure.ac b/configure.ac
index 6295584f3b..3637f6357f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -371,24 +371,7 @@ AG_GST_CHECK_FEATURE(TWOLAME, [twolame], twolame, [
 dnl *** x264 (MPEG-4 part 10/h.264/AVC encoder) ***
 translit(dnm, m, l) AM_CONDITIONAL(USE_X264, true)
 AG_GST_CHECK_FEATURE(X264, [x264 plug-in], x264, [
-  AG_GST_CHECK_LIBHEADER(X264, x264, x264_encoder_encode, -lm, x264.h,
-      AC_MSG_CHECKING([for uptodate x264 API version])
-      dnl _stdint not yet generated, so no compiling
-      AC_TRY_CPP([
-        #include <x264.h>
-        #if X264_BUILD < 55
-        #error "x264 build too old"
-        #endif
-      ], [
-        AC_MSG_RESULT(yes)
-        X264_LIBS="$LDFLAGS -lx264 -lm"
-        X264_CFLAGS="$CFLAGS"
-        AC_SUBST(X264_LIBS)
-        AC_SUBST(X264_CFLAGS)
-      ], [
-        AC_MSG_RESULT(no)
-        HAVE_X264=no
-      ]))
+  AG_GST_PKG_CHECK_MODULES(X264, x264 >= 0.55.0)
 ])
 
 else