diff --git a/programming/language/python/python-hpack/pspec.xml b/programming/language/python/python-hpack/pspec.xml
index 7d751194a4..c24f8dcd3c 100644
--- a/programming/language/python/python-hpack/pspec.xml
+++ b/programming/language/python/python-hpack/pspec.xml
@@ -13,7 +13,7 @@
         <IsA>library</IsA>
         <Summary>HTTP/2 Header Encoding for Python.</Summary>
         <Description>This module contains a pure-Python HTTP/2 header encoding (HPACK) logic for use in Python programs that implement HTTP/2.</Description>
-        <Archive sha1sum="17730f810937366571b1d773537d19f0934ce6ac" type="targz">https://github.com/python-hyper/hpack/archive/v3.0.0.tar.gz</Archive>
+        <Archive sha1sum="fbb6d4d91cc4c55dee7988f92e32d31fe53410e2" type="targz">https://github.com/python-hyper/hpack/archive/v4.0.0.tar.gz</Archive>
         <BuildDependencies>
             <Dependency>python-devel</Dependency>
             <Dependency>python-setuptools</Dependency>
@@ -31,6 +31,13 @@
     </Package>
 
     <History>
+        <Update release="2">
+            <Date>2020-09-23</Date>
+            <Version>4.0.0</Version>
+            <Comment>Major version bump.</Comment>
+            <Name>Blue Devil</Name>
+            <Email>bluedevil@sctzine.com</Email>
+        </Update>
         <Update release="1">
             <Date>2020-01-15</Date>
             <Version>3.0.0</Version>