diff --git a/sdext/source/pdfimport/tree/pdfiprocessor.cxx b/sdext/source/pdfimport/tree/pdfiprocessor.cxx
index 378619ec3252..b166a3749784 100644
--- a/sdext/source/pdfimport/tree/pdfiprocessor.cxx
+++ b/sdext/source/pdfimport/tree/pdfiprocessor.cxx
@@ -210,7 +210,7 @@ sal_Int32 PDFIProcessor::getFontId( const FontAttributes& rAttr ) const
 // line diagnose block - start
 void PDFIProcessor::processGlyphLine()
 {
-    if( m_GlyphsList.size()<1 )
+    if( m_GlyphsList.empty() )
         return;
 
     double fPreAvarageSpaceValue= 0.0;