diff --git a/networks/secret-store/keys/duero/address_book.json b/networks/secret-store/keys/duero/address_book.json
deleted file mode 100644
index 9e26dfe..0000000
--- a/networks/secret-store/keys/duero/address_book.json
+++ /dev/null
@@ -1 +0,0 @@
-{}
\ No newline at end of file
diff --git a/networks/secret-store/keys/kovan/address_book.json b/networks/secret-store/keys/kovan/address_book.json
deleted file mode 100644
index 9e26dfe..0000000
--- a/networks/secret-store/keys/kovan/address_book.json
+++ /dev/null
@@ -1 +0,0 @@
-{}
\ No newline at end of file
diff --git a/networks/secret-store/keys/nile/address_book.json b/networks/secret-store/keys/nile/address_book.json
deleted file mode 100644
index 9e26dfe..0000000
--- a/networks/secret-store/keys/nile/address_book.json
+++ /dev/null
@@ -1 +0,0 @@
-{}
\ No newline at end of file
diff --git a/networks/secret-store/keys/pacific/address_book.json b/networks/secret-store/keys/pacific/address_book.json
deleted file mode 100644
index 9e26dfe..0000000
--- a/networks/secret-store/keys/pacific/address_book.json
+++ /dev/null
@@ -1 +0,0 @@
-{}
\ No newline at end of file