diff --git a/dev/checkstyle-suppressions.xml b/dev/checkstyle-suppressions.xml
index bbda824dd13b4..945686de49967 100644
--- a/dev/checkstyle-suppressions.xml
+++ b/dev/checkstyle-suppressions.xml
@@ -17,7 +17,7 @@
 
 <!DOCTYPE suppressions PUBLIC
 "-//Puppy Crawl//DTD Suppressions 1.1//EN"
-"http://www.puppycrawl.com/dtds/suppressions_1_1.dtd">
+"https://checkstyle.org/dtds/suppressions_1_1.dtd">
 
 <!--
 
diff --git a/dev/checkstyle.xml b/dev/checkstyle.xml
index e8859c01f2bd8..00700a7791b31 100644
--- a/dev/checkstyle.xml
+++ b/dev/checkstyle.xml
@@ -17,7 +17,7 @@
 
 <!DOCTYPE module PUBLIC
           "-//Puppy Crawl//DTD Check Configuration 1.3//EN"
-          "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
+          "https://checkstyle.org/dtds/configuration_1_3.dtd">
 
 <!--