diff --git a/src/tex2lyx/preamble.cpp b/src/tex2lyx/preamble.cpp
index 4bb1770367..bd495abc36 100644
--- a/src/tex2lyx/preamble.cpp
+++ b/src/tex2lyx/preamble.cpp
@@ -869,9 +869,6 @@ void parse_preamble(Parser & p, ostream & os,
 
 		else if (!t.cs().empty() && !in_lyx_preamble)
 			h_preamble << '\\' << t.cs();
-
-		// remove the whitespace
-		p.skip_spaces();
 	}
 
 	// remove the whitespace