X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Foperators.h;h=7805e888e986ffb8bc3bbbcbdb12a8af1b2f50a5;hp=22d89370abdaabf97fc569e7587c5a07a2a145ad;hb=274c1632d78ec31575c4b3b328d75ad95a7855aa;hpb=e077e0c72b4dba1f1321024602747fe4f61d443e

diff --git a/ginac/operators.h b/ginac/operators.h
index 22d89370..7805e888 100644
--- a/ginac/operators.h
+++ b/ginac/operators.h
@@ -23,7 +23,7 @@
 #ifndef __GINAC_OPERATORS_H__
 #define __GINAC_OPERATORS_H__
 
-#include <iostream>
+#include <iosfwd>
 
 namespace GiNaC {