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--- a/src/httpfs.cxx
+++ b/src/httpfs.cxx
@@ -224,10 +224,8 @@
 	    // eof ends with a backslash, or there is no final \n
             eof = true;
 	}
-        trimstring(line, " \t\n\r");
-        if (line[line.size()-1] != ',') {
-            line += ",";
-        }
+        trimstring(line, " \t\n\r,");
+        line += ',';
         if (enableL16 && line[0] == '@') {
             line = regsub1("@ENABLEL16@", line, "");
         } else {