diff --git a/editors/openoffice-4/files/patch-vcl_unx_generic_fontmanager_fontconfig.cxx b/editors/openoffice-4/files/patch-vcl_unx_generic_fontmanager_fontconfig.cxx
new file mode 100644
index 0000000000000..8806abdb1e3bb
--- /dev/null
+++ b/editors/openoffice-4/files/patch-vcl_unx_generic_fontmanager_fontconfig.cxx
@@ -0,0 +1,10 @@
+--- vcl/unx/generic/fontmanager/fontconfig.cxx.orig	2020-10-06 14:16:35 UTC
++++ vcl/unx/generic/fontmanager/fontconfig.cxx
+@@ -456,6 +456,7 @@ void FontCfgWrapper::addFontSet( FcSetName eSetName )
+ 		if( m_nFcVersion > 20400 ) // #i115204# avoid trouble with old FC versions
+ 		{
+ 			FcPattern* pTestPattern = FcPatternDuplicate( pOrigPattern );
++            FcDefaultSubstitute( pTestPattern );
+ 			FcPatternAddBool( pTestPattern, FC_OUTLINE, FcTrue );
+ 			// TODO: ignore all attributes that are not interesting for finding dupes
+ 			//       e.g. by using pattern->ImplFontAttr->pattern conversion