diff --git a/addons/airway/licence.txt b/addons/airway/licence.txt
index e4d6b39be..4dd142f90 100644
--- a/addons/airway/licence.txt
+++ b/addons/airway/licence.txt
@@ -1,4 +1,4 @@
-This addon is made by Katalam.
+This addon is made by Katalam.
 
 This file must not be removed from the folder and must be contained in every work based on this addon or parts of it.
 
diff --git a/addons/breathing/licence.txt b/addons/breathing/licence.txt
index e4d6b39be..4dd142f90 100644
--- a/addons/breathing/licence.txt
+++ b/addons/breathing/licence.txt
@@ -1,4 +1,4 @@
-This addon is made by Katalam.
+This addon is made by Katalam.
 
 This file must not be removed from the folder and must be contained in every work based on this addon or parts of it.
 
diff --git a/addons/circulation/licence.txt b/addons/circulation/licence.txt
index e4d6b39be..4dd142f90 100644
--- a/addons/circulation/licence.txt
+++ b/addons/circulation/licence.txt
@@ -1,4 +1,4 @@
-This addon is made by Katalam.
+This addon is made by Katalam.
 
 This file must not be removed from the folder and must be contained in every work based on this addon or parts of it.
 
diff --git a/addons/misc/licence.txt b/addons/misc/licence.txt
index e4d6b39be..4dd142f90 100644
--- a/addons/misc/licence.txt
+++ b/addons/misc/licence.txt
@@ -1,4 +1,4 @@
-This addon is made by Katalam.
+This addon is made by Katalam.
 
 This file must not be removed from the folder and must be contained in every work based on this addon or parts of it.
 
diff --git a/addons/pharma/licence.txt b/addons/pharma/licence.txt
index c24e6514b..a368a248b 100644
--- a/addons/pharma/licence.txt
+++ b/addons/pharma/licence.txt
@@ -1,4 +1,4 @@
-This addon is made by Mazinski.H.
+This addon is made by Mazinski.H.
 
 This file must not be removed from the folder and must be contained in every work based on this addon or parts of it.