1diff --git a/configure.ac b/configure.ac
2index 48c3c77892..3189781817 100644
3--- a/configure.ac
4+++ b/configure.ac
5@@ -1843,13 +1843,13 @@ can_export_heic=no
6 can_import_avif=no
7 can_export_avif=no
8 if test "x$have_libheif" = xyes; then
9- can_import_heic=`$PKG_CONFIG --variable=builtin_h265_decoder libheif`
10- can_export_heic=`$PKG_CONFIG --variable=builtin_h265_encoder libheif`
11+ can_import_heic=yes
12+ can_export_heic=yes
13 if test "x$can_import_heic" = xyes; then
14 MIME_TYPES="$MIME_TYPES;image/heif;image/heic"
15 fi
16- can_import_avif=`$PKG_CONFIG --variable=builtin_avif_decoder libheif`
17- can_export_avif=`$PKG_CONFIG --variable=builtin_avif_encoder libheif`
18+ can_import_avif=yes
19+ can_export_avif=yes
20 if test "x$can_import_avif" = xyes; then
21 MIME_TYPES="$MIME_TYPES;image/avif"
22 fi