diff -Nru scim-chewing-0.3.4/debian/changelog scim-chewing-0.3.4/debian/changelog
--- scim-chewing-0.3.4/debian/changelog	2012-09-11 20:30:08.000000000 +0000
+++ scim-chewing-0.3.4/debian/changelog	2013-10-08 16:29:52.000000000 +0000
@@ -1,3 +1,9 @@
+scim-chewing (0.3.4-4ubuntu3) saucy; urgency=low
+
+  * Fix checking of higher version of libchewing (LP: #1220224).
+
+ -- Aron Xu <happyaron@ubuntu.com>  Tue, 08 Oct 2013 21:50:24 +0800
+
 scim-chewing (0.3.4-4ubuntu2) quantal; urgency=low
 
   * Really fix the build dependency on scim-gtk-immodele.
diff -Nru scim-chewing-0.3.4/debian/patches/30_autotools_changes.patch scim-chewing-0.3.4/debian/patches/30_autotools_changes.patch
--- scim-chewing-0.3.4/debian/patches/30_autotools_changes.patch	2012-09-11 19:53:27.000000000 +0000
+++ scim-chewing-0.3.4/debian/patches/30_autotools_changes.patch	2013-10-08 16:29:52.000000000 +0000
@@ -1,6 +1,15 @@
 Description: Ubuntu-specific changes on makefiles and configure.ac
 --- a/configure.ac
 +++ b/configure.ac
+@@ -59,7 +59,7 @@
+ 
+ AC_SUBST(SCIM_VERSION)
+ 
+-PKG_CHECK_MODULES(CHEWING, [chewing = $CHEWING_VERSION])
++PKG_CHECK_MODULES(CHEWING, [chewing >= $CHEWING_VERSION])
+ AC_SUBST(CHEWING_VERSION)
+ 
+ AM_CONDITIONAL(SCIM_BUILD_SETUP, [test "$SCIM_HAS_GTKUTILS" = "yes"])
 @@ -81,6 +81,7 @@
  # libtool option to control which symbols are exported
  # right now, symbols starting with _ are not exported
@@ -29,3 +38,53 @@
  	po/Rules-quot \
  	po/Makevars \
  	po/quot.sed           
+--- a/configure
++++ b/configure
+@@ -18879,11 +18879,11 @@
+  elif test -n "$PKG_CONFIG"; then
+     if test -n "$PKG_CONFIG" && \
+     { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"chewing = \$CHEWING_VERSION\""; } >&5
+-  ($PKG_CONFIG --exists --print-errors "chewing = $CHEWING_VERSION") 2>&5
++  ($PKG_CONFIG --exists --print-errors "chewing >= $CHEWING_VERSION") 2>&5
+   ac_status=$?
+   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+   test $ac_status = 0; }; then
+-  pkg_cv_CHEWING_CFLAGS=`$PKG_CONFIG --cflags "chewing = $CHEWING_VERSION" 2>/dev/null`
++  pkg_cv_CHEWING_CFLAGS=`$PKG_CONFIG --cflags "chewing >= $CHEWING_VERSION" 2>/dev/null`
+ else
+   pkg_failed=yes
+ fi
+@@ -18894,12 +18894,12 @@
+     pkg_cv_CHEWING_LIBS="$CHEWING_LIBS"
+  elif test -n "$PKG_CONFIG"; then
+     if test -n "$PKG_CONFIG" && \
+-    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"chewing = \$CHEWING_VERSION\""; } >&5
+-  ($PKG_CONFIG --exists --print-errors "chewing = $CHEWING_VERSION") 2>&5
++    { { $as_echo "$as_me:${as_lineno-$LINENO}: \$PKG_CONFIG --exists --print-errors \"chewing >= \$CHEWING_VERSION\""; } >&5
++  ($PKG_CONFIG --exists --print-errors "chewing >= $CHEWING_VERSION") 2>&5
+   ac_status=$?
+   $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+   test $ac_status = 0; }; then
+-  pkg_cv_CHEWING_LIBS=`$PKG_CONFIG --libs "chewing = $CHEWING_VERSION" 2>/dev/null`
++  pkg_cv_CHEWING_LIBS=`$PKG_CONFIG --libs "chewing >= $CHEWING_VERSION" 2>/dev/null`
+ else
+   pkg_failed=yes
+ fi
+@@ -18919,14 +18919,14 @@
+         _pkg_short_errors_supported=no
+ fi
+         if test $_pkg_short_errors_supported = yes; then
+-	        CHEWING_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "chewing = $CHEWING_VERSION" 2>&1`
++	        CHEWING_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "chewing >= $CHEWING_VERSION" 2>&1`
+         else
+-	        CHEWING_PKG_ERRORS=`$PKG_CONFIG --print-errors "chewing = $CHEWING_VERSION" 2>&1`
++	        CHEWING_PKG_ERRORS=`$PKG_CONFIG --print-errors "chewing >= $CHEWING_VERSION" 2>&1`
+         fi
+ 	# Put the nasty error message in config.log where it belongs
+ 	echo "$CHEWING_PKG_ERRORS" >&5
+ 
+-	as_fn_error $? "Package requirements (chewing = $CHEWING_VERSION) were not met:
++	as_fn_error $? "Package requirements (chewing >= $CHEWING_VERSION) were not met:
+ 
+ $CHEWING_PKG_ERRORS
+