diff --git a/sc/source/filter/inc/stylesbuffer.hxx b/sc/source/filter/inc/stylesbuffer.hxx
index 4b49e0d..995e4c0 100644
--- a/sc/source/filter/inc/stylesbuffer.hxx
+++ b/sc/source/filter/inc/stylesbuffer.hxx
@@ -63,10 +63,10 @@ const sal_Int32 OOX_COLOR_FONTAUTO          = 0x7FFF;   /// Font auto color (sys
 // ----------------------------------------------------------------------------
 
 const sal_Int16 API_LINE_NONE               = 0;
-const sal_Int16 API_LINE_HAIR               = 2;
-const sal_Int16 API_LINE_THIN               = 35;
-const sal_Int16 API_LINE_MEDIUM             = 88;
-const sal_Int16 API_LINE_THICK              = 141;
+const sal_Int16 API_LINE_HAIR               = 1;
+const sal_Int16 API_LINE_THIN               = 1;        /// should be the same as hairline
+const sal_Int16 API_LINE_MEDIUM             = 35;       /// maps to 1PT
+const sal_Int16 API_LINE_THICK              = 53;       /// maps to 1.5 PT
 
 const sal_Int16 API_ESCAPE_NONE             = 0;        /// No escapement.
 const sal_Int16 API_ESCAPE_SUPERSCRIPT      = 101;      /// Superscript: raise characters automatically (magic value 101).