diff --git a/.gitignore b/.gitignore
index 751e8c2..50bfb0b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,4 @@
 /psl-2.1.50.crate
 /psl-2.1.55.crate
 /psl-2.1.62.crate
+/psl-2.1.66.crate
diff --git a/rust-psl.spec b/rust-psl.spec
index 57859de..0cb8da7 100644
--- a/rust-psl.spec
+++ b/rust-psl.spec
@@ -5,7 +5,7 @@
 %global crate psl
 
 Name:           rust-psl
-Version:        2.1.62
+Version:        2.1.66
 Release:        %autorelease
 Summary:        Extract root domain and suffix from a domain name
 
diff --git a/sources b/sources
index b78dd59..d74b46a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (psl-2.1.62.crate) = 3055b97b47d5c8ec4c7e2ddb29a4a03307948a079ba4fdea34039b56b327e8e4704fc19bb5f2059bfdc1f05219811f32be11f0c00f181938914afed2c14314fc
+SHA512 (psl-2.1.66.crate) = fc16cca8442a4eb616567468a54a6b6cd714f457e8b1e9bb9ed32b8d58e57d7be245f658cd78e18f0fefbf44f683bb942d2890abd177cf27d83a37dfe0399ac6