diff --git a/src/main/java/org/xerial/snappy/SnappyFramedInputStream.java b/src/main/java/org/xerial/snappy/SnappyFramedInputStream.java
index 83b4c3ca..97a640c7 100644
--- a/src/main/java/org/xerial/snappy/SnappyFramedInputStream.java
+++ b/src/main/java/org/xerial/snappy/SnappyFramedInputStream.java
@@ -28,7 +28,7 @@
 
 /**
  * Implements the <a
- * href="http://snappy.googlecode.com/svn/trunk/framing_format.txt"
+ * href="https://github.com/google/snappy/blob/main/framing_format.txt"
  * >x-snappy-framed</a> as an {@link InputStream} and
  * {@link ReadableByteChannel}.
  *
diff --git a/src/main/java/org/xerial/snappy/SnappyFramedOutputStream.java b/src/main/java/org/xerial/snappy/SnappyFramedOutputStream.java
index f35c1afb..409a11e1 100644
--- a/src/main/java/org/xerial/snappy/SnappyFramedOutputStream.java
+++ b/src/main/java/org/xerial/snappy/SnappyFramedOutputStream.java
@@ -24,7 +24,7 @@
 
 /**
  * Implements the <a
- * href="http://snappy.googlecode.com/svn/trunk/framing_format.txt"
+ * href="https://github.com/google/snappy/blob/main/framing_format.txt"
  * >x-snappy-framed</a> as an {@link OutputStream} and
  * {@link WritableByteChannel}.
  *