diff --git a/src/Mod/Material/StandardMaterial/AlZn4-5Mg1F35.FCMat b/src/Mod/Material/StandardMaterial/AlZn4-5Mg1F35.FCMat
index 884e4533d0..531939661f 100644
--- a/src/Mod/Material/StandardMaterial/AlZn4-5Mg1F35.FCMat
+++ b/src/Mod/Material/StandardMaterial/AlZn4-5Mg1F35.FCMat
@@ -1,4 +1,4 @@
-; AlZn4,5Mg1F35
+; AlZn4-5Mg1F35
 ; (c) 2014 M. Münch - GNU Lesser General Public License (LGPL)
 ; information about the content of this card can be found here:
 ; http://www.freecadweb.org/wiki/index.php?title=Material
diff --git a/src/Mod/Material/StandardMaterial/Glass-Generic.FCMat b/src/Mod/Material/StandardMaterial/Glass-Generic.FCMat
index 78c32a2480..46f97fe12d 100644
--- a/src/Mod/Material/StandardMaterial/Glass-Generic.FCMat
+++ b/src/Mod/Material/StandardMaterial/Glass-Generic.FCMat
@@ -1,4 +1,4 @@
-; Generic-Genericl
+; Glass-Generic
 ; (c) 2015 Przemo Firszt (CC-BY 3.0)
 ; Information about the content of such cards you can find here:
 ; http://www.freecadweb.org/wiki/index.php?title=Material
diff --git a/src/Mod/Material/StandardMaterial/Steel-15CrNi6.FCMat b/src/Mod/Material/StandardMaterial/Steel-15CrNi6.FCMat
index 93203cfdae..98ad804372 100644
--- a/src/Mod/Material/StandardMaterial/Steel-15CrNi6.FCMat
+++ b/src/Mod/Material/StandardMaterial/Steel-15CrNi6.FCMat
@@ -1,4 +1,4 @@
-; 15CrNi6 - 1.5919 - EN 10084
+; Steel-15CrNi6
 ; (c) 2014 M. Münch - GNU Lesser General Public License (LGPL)
 ; information about the content of this card can be found here:
 ; http://www.freecadweb.org/wiki/index.php?title=Material
diff --git a/src/Mod/Material/StandardMaterial/Steel-St-37-2K.FCMat b/src/Mod/Material/StandardMaterial/Steel-St-37-2K.FCMat
index 233fd2fc84..ab34b0e2ed 100644
--- a/src/Mod/Material/StandardMaterial/Steel-St-37-2K.FCMat
+++ b/src/Mod/Material/StandardMaterial/Steel-St-37-2K.FCMat
@@ -1,4 +1,4 @@
-; Steel-St 37-2K
+; Steel-St-37-2K
 ; (c) 2014 M. Münch - GNU Lesser General Public License (LGPL)
 ; information about the content of this card can be found here:
 ; http://www.freecadweb.org/wiki/index.php?title=Material