diff --git a/doc/CREDITS.txt b/doc/CREDITS.txt
index 70ad2100bd06490a305f80d4616e81db29d206e7..ea3e97b7c9cf2b7c36283a1f6361f2818e4fc910 100644
--- a/doc/CREDITS.txt
+++ b/doc/CREDITS.txt
@@ -12,19 +12,20 @@ Code contributions to Gmsh have been provided by David Colignon (colormaps),
 Emilie Marchandise (compound geometrical entities), Gaetan Bricteux (Gauss
 integration and levelsets), Jacques Lechelle (DIFFPACK mesh format), Jonathan
 Lambrechts (fields, solver), Jozef Vesely (help with Tetgen integration), Koen
-Hillewaert (high order elements), Laurent Stainier (eigenvalue solvers, tensor
-display and MacOS bits), Marc Ume (original list code), Mark van Doesburg (Open
-CASCADE face connection), Matt Gundry (Plot3d mesh format), Matti Pellikka (Cell
-complex and Homology solver), Nicolas Tardieu (help with Netgen integration),
-Pascale Noyret (MED mesh format), Pierre Badel (root finding and minimization),
-Ruth Sabariego (pyramids), Stephen Guzik (CGNS and partitioners), Bastien
-Gorissen (parallel remote post-processing), Eric Bechet (solver), Gilles
-Marckmann (camera and stero mode), Ashish Negi (Salome/Netgen CAD healing),
-Trevor Strickler (structured/unstructured coupling with pyramids), Amaury Johnen
-(Bezier), Benjamin Ruard (Java wrappers), Maxime Graulich (iOS/Android port),
-Francois Henrotte (onelab metamodels), Sebastian Eiser (PGF output), Alexis
-Salzman (compressed IO). See comments in the sources for more information. If we
-forgot to list your contributions please send us an email!
+Hillewaert (high order elements, generalized periodic meshes), Laurent Stainier
+(eigenvalue solvers, tensor display and MacOS bits), Marc Ume (original list
+code), Mark van Doesburg (Open CASCADE face connection), Matt Gundry (Plot3d
+mesh format), Matti Pellikka (Cell complex and Homology solver), Nicolas Tardieu
+(help with Netgen integration), Pascale Noyret (MED mesh format), Pierre Badel
+(root finding and minimization), Ruth Sabariego (pyramids), Stephen Guzik (CGNS
+and partitioners), Bastien Gorissen (parallel remote post-processing), Eric
+Bechet (solver), Gilles Marckmann (camera and stero mode), Ashish Negi
+(Salome/Netgen CAD healing), Trevor Strickler (structured/unstructured coupling
+with pyramids), Amaury Johnen (Bezier), Benjamin Ruard (Java wrappers), Maxime
+Graulich (iOS/Android port), Francois Henrotte (onelab metamodels), Sebastian
+Eiser (PGF output), Alexis Salzman (compressed IO). See comments in the sources
+for more information. If we forgot to list your contributions please send us an
+email!
 
 The AVL tree code (Common/avl.*) and the YUV image code (Graphics/gl2yuv.*) are
 copyright (C) 1988-1993, 1995 The Regents of the University of