diff --git a/lib/domains/abused.txt b/lib/domains/abused.txt
index dc453a5d64..d48c1b2a10 100644
--- a/lib/domains/abused.txt
+++ b/lib/domains/abused.txt
@@ -1653,4 +1653,7 @@ feevale.br
 alu.uabcs.mx
 uabcs.mx
 unas.edu.pe
-sies.edu.in
\ No newline at end of file
+sies.edu.in
+uniso.br
+polibatam.ac.id
+yyu.edu.tr
\ No newline at end of file
diff --git a/lib/domains/br/uniso.txt b/lib/domains/br/uniso.txt
deleted file mode 100644
index f8a7b46f0d..0000000000
--- a/lib/domains/br/uniso.txt
+++ /dev/null
@@ -1 +0,0 @@
-Universidade de Sorocaba - Uniso
diff --git a/lib/domains/id/ac/polibatam.txt b/lib/domains/id/ac/polibatam.txt
deleted file mode 100644
index ae0edb2671..0000000000
--- a/lib/domains/id/ac/polibatam.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-Politeknik Negeri Batam
-Batam State Polytechnic
\ No newline at end of file
diff --git a/lib/domains/id/ac/polibatam/students.txt b/lib/domains/id/ac/polibatam/students.txt
deleted file mode 100644
index d6feb90064..0000000000
--- a/lib/domains/id/ac/polibatam/students.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-Politeknik Negeri Batam
-State Polytechnic of Batam
\ No newline at end of file
diff --git a/lib/domains/tr/edu/yyu.txt b/lib/domains/tr/edu/yyu.txt
deleted file mode 100644
index 3c0908de88..0000000000
--- a/lib/domains/tr/edu/yyu.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-Yüzüncü Yıl Üniversitesi
-Yüzüncü Yıl University