diff --git a/src/USER-MISC/fix_addtorque.cpp b/src/USER-MISC/fix_addtorque.cpp
index 11daa87571..e12a4658b4 100644
--- a/src/USER-MISC/fix_addtorque.cpp
+++ b/src/USER-MISC/fix_addtorque.cpp
@@ -12,7 +12,7 @@
 ------------------------------------------------------------------------- */
 
 /* ----------------------------------------------------------------------
-   Contributing author: Laurent Joly (U Lyon, France)
+   Contributing author: Laurent Joly (U Lyon, France), ljoly.ulyon@gmail.com
 ------------------------------------------------------------------------- */
 
 #include "string.h"
diff --git a/src/USER-MISC/pair_lj_sf.cpp b/src/USER-MISC/pair_lj_sf.cpp
index ee90f1355a..b4a278188a 100644
--- a/src/USER-MISC/pair_lj_sf.cpp
+++ b/src/USER-MISC/pair_lj_sf.cpp
@@ -12,7 +12,7 @@
 ------------------------------------------------------------------------- */
 
 /* ----------------------------------------------------------------------
-   Contributing author: Laurent Joly (U Lyon), ljoly.ulyon at gmail.com
+   Contributing author: Laurent Joly (U Lyon), ljoly.ulyon@gmail.com
 ------------------------------------------------------------------------- */
 
 #include "math.h"