diff --git a/cups-filters-format-mismatch.patch b/cups-filters-format-mismatch.patch
new file mode 100644
index 0000000..ffe0f84
--- /dev/null
+++ b/cups-filters-format-mismatch.patch
@@ -0,0 +1,71 @@
+diff -up cups-filters-1.0.35/filter/pdfutils.c.format-mismatch cups-filters-1.0.35/filter/pdfutils.c
+--- cups-filters-1.0.35/filter/pdfutils.c.format-mismatch	2013-10-01 12:22:16.244383288 +0100
++++ cups-filters-1.0.35/filter/pdfutils.c	2013-10-01 12:24:05.510864420 +0100
+@@ -242,7 +242,7 @@ void pdfOut_finish_pdf(pdfOut *pdf) // {
+                     "%010d 65535 f \n",
+                     0,pdf->xrefsize+1,0);
+   for (iA=0;iA<pdf->xrefsize;iA++) {
+-    pdfOut_printf(pdf,"%010d 00000 n \n",
++    pdfOut_printf(pdf,"%010ld 00000 n \n",
+                       pdf->xref[iA]);
+   }
+   pdfOut_printf(pdf,"trailer\n"
+@@ -347,7 +347,7 @@ int pdfOut_write_font(pdfOut *pdf,EMB_PA
+   const int l0_obj=pdfOut_add_xref(pdf);
+   assert(l0_obj==ff_obj+1);
+   pdfOut_printf(pdf,"%d 0 obj\n"
+-                    "%d\n"
++                    "%ld\n"
+                     "endobj\n"
+                     ,l0_obj,streamsize);
+ 
+diff -up cups-filters-1.0.35/filter/pdfutils.h.format-mismatch cups-filters-1.0.35/filter/pdfutils.h
+--- cups-filters-1.0.35/filter/pdfutils.h.format-mismatch	2012-06-22 17:10:47.000000000 +0100
++++ cups-filters-1.0.35/filter/pdfutils.h	2013-10-01 12:07:07.393378641 +0100
+@@ -42,7 +42,8 @@ void pdfOut_finish_pdf(pdfOut *pdf);
+ /* General output routine for our pdf.
+  * Keeps track of characters actually written out
+  */
+-void pdfOut_printf(pdfOut *pdf,const char *fmt,...);
++void pdfOut_printf(pdfOut *pdf,const char *fmt,...)
++  __attribute__((format(printf, 2, 3)));
+ 
+ /* write out an escaped pdf string: e.g.  (Text \(Test\)\n)
+  * >len==-1: use strlen(str) 
+diff -up cups-filters-1.0.35/filter/texttopdf.c.format-mismatch cups-filters-1.0.35/filter/texttopdf.c
+--- cups-filters-1.0.35/filter/texttopdf.c.format-mismatch	2013-10-01 12:24:41.218021702 +0100
++++ cups-filters-1.0.35/filter/texttopdf.c	2013-10-01 12:24:41.863024579 +0100
+@@ -250,7 +250,7 @@ WritePage(void)
+   int len_obj=pdfOut_add_xref(pdf);
+   assert(len_obj==content+1);
+   pdfOut_printf(pdf,"%d 0 obj\n"
+-                    "%d\n"
++                    "%ld\n"
+                     "endobj\n",
+                     len_obj,size);
+ 
+diff -up cups-filters-1.0.35/fontembed/dynstring.h.format-mismatch cups-filters-1.0.35/fontembed/dynstring.h
+--- cups-filters-1.0.35/fontembed/dynstring.h.format-mismatch	2012-06-22 17:10:47.000000000 +0100
++++ cups-filters-1.0.35/fontembed/dynstring.h	2013-10-01 12:07:07.393378641 +0100
+@@ -9,7 +9,8 @@ typedef struct {
+ int dyn_init(DYN_STRING *ds,int reserve_size); // -1 on error
+ void dyn_free(DYN_STRING *ds);
+ int dyn_ensure(DYN_STRING *ds,int free_space);
+-int dyn_printf(DYN_STRING *ds,const char *fmt,...); // appends
++int dyn_printf(DYN_STRING *ds,const char *fmt,...) // appends
++  __attribute__((format(printf, 2, 3)));
+ 
+ #endif
+ 
+diff -up cups-filters-1.0.35/fontembed/embed_sfnt.c.format-mismatch cups-filters-1.0.35/fontembed/embed_sfnt.c
+--- cups-filters-1.0.35/fontembed/embed_sfnt.c.format-mismatch	2013-10-01 12:25:24.164210823 +0100
++++ cups-filters-1.0.35/fontembed/embed_sfnt.c	2013-10-01 12:25:39.727279359 +0100
+@@ -519,7 +519,7 @@ int emb_otf_ps(OTF_FILE *otf,unsigned sh
+     free(ds.buf);
+     return -1;
+   }
+-  dyn_printf(&ds,"%!PS-TrueTypeFont-%d-%d\n",
++  dyn_printf(&ds,"%%!PS-TrueTypeFont-%d-%d\n",
+                  otf->version,get_ULONG(head+4));
+   const int bbxmin=get_SHORT(head+36)*1000/otf->unitsPerEm,
+             bbymin=get_SHORT(head+38)*1000/otf->unitsPerEm,
diff --git a/cups-filters.spec b/cups-filters.spec
index 30fd3bf..99dfe07 100644
--- a/cups-filters.spec
+++ b/cups-filters.spec
@@ -4,7 +4,7 @@
 Summary: OpenPrinting CUPS filters and backends
 Name:    cups-filters
 Version: 1.0.38
-Release: 2%{?dist}
+Release: 3%{?dist}
 
 # For a breakdown of the licensing, see COPYING file
 # GPLv2:   filters: commandto*, imagetoraster, pdftops, rasterto*,
@@ -22,6 +22,7 @@ Url:     http://www.linuxfoundation.org/collaborate/workgroups/openprinting/cups
 Source0: http://www.openprinting.org/download/cups-filters/cups-filters-%{version}.tar.xz
 
 Patch1: cups-filters-pdf-landscape.patch
+Patch2: cups-filters-format-mismatch.patch
 
 Requires: cups-filters-libs%{?_isa} = %{version}-%{release}
 
@@ -107,6 +108,9 @@ This is the development package for OpenPrinting CUPS filters and backends.
 # Fix landscape printing for PDFs (bug #768811).
 %patch1 -p1 -b .pdf-landscape
 
+# Fixes for some printf-type format mismatches (bug #1014093).
+%patch2 -p1 -b .format-mismatch
+
 %build
 # work-around Rpath
 ./autogen.sh
@@ -223,6 +227,9 @@ fi
 %{_libdir}/libfontembed.so
 
 %changelog
+* Tue Oct  1 2013 Tim Waugh <twaugh@redhat.com> - 1.0.38-3
+- Fixes for some printf-type format mismatches (bug #1014093).
+
 * Tue Sep 17 2013 Tim Waugh <twaugh@redhat.com> - 1.0.38-2
 - Fix landscape printing for PDFs (bug #768811).