diff --git a/code/nel/src/georges/form_elm.cpp b/code/nel/src/georges/form_elm.cpp
index cdf6fe00b..a28fe2e9c 100644
--- a/code/nel/src/georges/form_elm.cpp
+++ b/code/nel/src/georges/form_elm.cpp
@@ -1653,7 +1653,7 @@ bool CFormElm::setValueByName (NLMISC::CRGBA value, const std::string &name, boo
 {
 	char tmp[512];
 	smprintf (tmp, 512, "%d,%d,%d", value.R, value.G, value.B);
-	return setValueByName (tmp, name, created);
+	return setValueByName(std::string(tmp), name, created);
 }
 
 // ***************************************************************************