--- programs/systemg/code/SyGFileTreeTable.cc
+++ programs/systemg/code/SyGFileTreeTable.cc
@@ -154,7 +154,7 @@
 
 static const JCharacter* kFontMenuTitleStr = "Font";
 static const JCharacter* kFontRegex        = "^[0-9]x[0-9]*$";
-static const JCharacter* kDefaultFontName  = "6x13";
+static const JCharacter* kDefaultFontName  = "koi8x13";
 
 // Font size menu (Courier is used if no other fonts are available.)
 
@@ -935,10 +935,10 @@
 				dynamic_cast(SyGFileTreeNode*, treeList->GetNode(testCell.y));
 			assert (node != NULL);
 
-			JString sysCmd = "chmod ";
+			JString sysCmd = "/bin/chmod ";
 			if (modifiers.meta())
 				{
-				sysCmd = "chmod -R ";
+				sysCmd = "/bin/chmod -R ";
 				}
 			sysCmd += permsStr;
 			sysCmd += " \"";