diff --git a/Credits.txt b/Credits.txt
index b2fdf0f04..fd0a36253 100644
--- a/Credits.txt
+++ b/Credits.txt
@@ -4,6 +4,7 @@ Günther Brammer (Günther)
 Nicolas Hake (Isilkor)
 Armin Burgmeier (Clonk-Karl)
 Lukas Werling (Luchs)
+Martin Plicht (Mortimer)
 Julius Michaelis (JCaesar)
 Peter Wortmann (PeterW)
 
diff --git a/src/gui/C4StartupAboutDlg.cpp b/src/gui/C4StartupAboutDlg.cpp
index cde79ae9a..dc931f898 100644
--- a/src/gui/C4StartupAboutDlg.cpp
+++ b/src/gui/C4StartupAboutDlg.cpp
@@ -67,6 +67,7 @@ engineAndTools =
 	{"Nicolas Hake", "Isilkor"},
 	{"Armin Burgmeier", "Clonk-Karl"},
 	{"Lukas Werling", "Luchs"},
+	{"Martin Plicht", "Mortimer"},
 	{"Julius Michaelis", "JCaesar"},
 	{"Peter Wortmann", "PeterW"},
 },