diff --git a/package/base/isdn4k-utils/capi+autoconf.patch b/package/base/isdn4k-utils/capi+autoconf.patch
index a2e3d0a54..a2557bba2 100644
--- a/package/base/isdn4k-utils/capi+autoconf.patch
+++ b/package/base/isdn4k-utils/capi+autoconf.patch
@@ -35,7 +35,7 @@
  
  
 -am__api_version="1.6"
-+am__api_version="1.7"
++am__api_version="1.9"
  ac_aux_dir=
  for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
    if test -f $ac_dir/install-sh; then
@@ -57,7 +57,7 @@
  
  
 -am__api_version="1.6"
-+am__api_version="1.7"
++am__api_version="1.9"
  ac_aux_dir=
  for ac_dir in $srcdir $srcdir/.. $srcdir/../..; do
    if test -f $ac_dir/install-sh; then