diff --git a/newgrf/4a4b0102/authors.yaml b/newgrf/4a4b0102/authors.yaml
index 2b02624ee..e2dec6c09 100644
--- a/newgrf/4a4b0102/authors.yaml
+++ b/newgrf/4a4b0102/authors.yaml
@@ -1,3 +1,3 @@
 authors:
 - display-name: "jakga123"
-  openttd: "jakga123"
+  github: "26342359"
diff --git a/newgrf/4a4b0103/authors.yaml b/newgrf/4a4b0103/authors.yaml
index 2b02624ee..e2dec6c09 100644
--- a/newgrf/4a4b0103/authors.yaml
+++ b/newgrf/4a4b0103/authors.yaml
@@ -1,3 +1,3 @@
 authors:
 - display-name: "jakga123"
-  openttd: "jakga123"
+  github: "26342359"
diff --git a/newgrf/4a4b0104/authors.yaml b/newgrf/4a4b0104/authors.yaml
index 2b02624ee..e2dec6c09 100644
--- a/newgrf/4a4b0104/authors.yaml
+++ b/newgrf/4a4b0104/authors.yaml
@@ -1,3 +1,3 @@
 authors:
 - display-name: "jakga123"
-  openttd: "jakga123"
+  github: "26342359"
diff --git a/newgrf/4a4b0106/authors.yaml b/newgrf/4a4b0106/authors.yaml
index 2b02624ee..e2dec6c09 100644
--- a/newgrf/4a4b0106/authors.yaml
+++ b/newgrf/4a4b0106/authors.yaml
@@ -1,3 +1,3 @@
 authors:
 - display-name: "jakga123"
-  openttd: "jakga123"
+  github: "26342359"
diff --git a/newgrf/4a4b8448/authors.yaml b/newgrf/4a4b8448/authors.yaml
index 2b02624ee..e2dec6c09 100644
--- a/newgrf/4a4b8448/authors.yaml
+++ b/newgrf/4a4b8448/authors.yaml
@@ -1,3 +1,3 @@
 authors:
 - display-name: "jakga123"
-  openttd: "jakga123"
+  github: "26342359"
diff --git a/newgrf/53475350/authors.yaml b/newgrf/53475350/authors.yaml
index 2b02624ee..e2dec6c09 100644
--- a/newgrf/53475350/authors.yaml
+++ b/newgrf/53475350/authors.yaml
@@ -1,3 +1,3 @@
 authors:
 - display-name: "jakga123"
-  openttd: "jakga123"
+  github: "26342359"