diff --git a/cups-includeifexists.patch b/cups-includeifexists.patch
new file mode 100644
index 0000000..6555cfb
--- /dev/null
+++ b/cups-includeifexists.patch
@@ -0,0 +1,20 @@
+--- cups-1.2rc3/pdftops/GlobalParams.cxx.includeifexists	2006-04-25 13:19:09.000000000 +0100
++++ cups-1.2rc3/pdftops/GlobalParams.cxx	2006-04-25 13:19:12.000000000 +0100
+@@ -536,6 +536,17 @@
+ 	  error(-1, "Bad 'include' config file command (%s:%d)",
+ 		fileName->getCString(), line);
+ 	}
++      } else if (!cmd->cmp("includeifexists")) {
++	if (tokens->getLength() == 2) {
++	  incFile = (GString *)tokens->get(1);
++	  if ((f2 = fopen(incFile->getCString(), "r"))) {
++	    parseFile(incFile, f2);
++	    fclose(f2);
++	  }
++	} else {
++	  error(-1, "Bad 'includeifexists' config file command (%s:%d)",
++		fileName->getCString(), line);
++	}
+       } else if (!cmd->cmp("nameToUnicode")) {
+ 	parseNameToUnicode(tokens, fileName, line);
+       } else if (!cmd->cmp("cidToUnicode")) {
diff --git a/cups.spec b/cups.spec
index 1e3fa59..118a81c 100644
--- a/cups.spec
+++ b/cups.spec
@@ -27,6 +27,7 @@ Patch2: cups-no-gzip-man.patch
 Patch3: cups-1.1.16-system-auth.patch
 Patch4: cups-1.1.17-backend.patch
 Patch5: cups-ext.patch
+Patch6: cups-includeifexists.patch
 Patch7: cups-banners.patch
 Patch8: cups-logfileperm.patch
 Patch9: cups-1.1.17-rcp.patch
@@ -114,6 +115,7 @@ lpd emulation.
 %patch3 -p1 -b .system-auth
 %patch4 -p1 -b .backend
 %patch5 -p1 -b .ext
+%patch6 -p1 -b .includeifexists
 %patch7 -p1 -b .banners
 %patch8 -p1 -b .logfileperm
 %patch9 -p1 -b .rcp
@@ -384,6 +386,10 @@ rm -rf $RPM_BUILD_ROOT
 %{cups_serverbin}/daemon/cups-lpd
 
 %changelog
+* Tue Apr 25 2006 Tim Waugh <twaugh@redhat.com>
+- Patch pdftops to understand 'includeifexists', and use that in the
+  pdftops.conf file (bug #189809).
+
 * Mon Apr 24 2006 Tim Waugh <twaugh@redhat.com> 1:1.2-0.5.rc3.1
 - 1.2rc3.
 - Ship an snmp.conf.
diff --git a/pdftops.conf b/pdftops.conf
index 2a3ce34..30149e4 100644
--- a/pdftops.conf
+++ b/pdftops.conf
@@ -1,4 +1,4 @@
-include /usr/share/xpdf/japanese/add-to-xpdfrc
-include /usr/share/xpdf/korean/add-to-xpdfrc
-include /usr/share/xpdf/chinese-simplified/add-to-xpdfrc
-include /usr/share/xpdf/chinese-traditional/add-to-xpdfrc
+includeifexists /usr/share/xpdf/japanese/add-to-xpdfrc
+includeifexists /usr/share/xpdf/korean/add-to-xpdfrc
+includeifexists /usr/share/xpdf/chinese-simplified/add-to-xpdfrc
+includeifexists /usr/share/xpdf/chinese-traditional/add-to-xpdfrc