1 files changed, 2 insertions, 2 deletions
diff --git a/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.cxx b/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.cxx
index 0ef950e6869b..b718ac0f86e4 100644
--- a/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.cxx
+++ b/sdext/source/pdfimport/xpdfwrapper/pdfioutdev_gpl.cxx
@@ -310,7 +310,7 @@ void writePpm_( OutputBuffer&     o_rOutputBuf,
     o_rOutputBuf.resize(header_size);
 
     // initialize stream
-    Guchar *p;
+    unsigned char *p;
     GfxRGB rgb;
     std::unique_ptr<ImageStream> imgStr(
         new ImageStream(str,
@@ -420,7 +420,7 @@ void writeImage_( OutputBuffer&     o_rOutputBuf,
                 oneColor = { byteToCol( 0xff ), byteToCol( 0xff ), byteToCol( 0xff ) };
         if( colorMap->getColorSpace()->getMode() == csIndexed || colorMap->getColorSpace()->getMode() == csDeviceGray )
         {
-            Guchar nIndex = 0;
+            unsigned char nIndex = 0;
             colorMap->getRGB( &nIndex, &zeroColor );
             nIndex = 1;
             colorMap->getRGB( &nIndex, &oneColor );