diff --git a/system/base/libnghttp2/actions.py b/system/base/libnghttp2/actions.py
index ca3d368b..97af15b4 100644
--- a/system/base/libnghttp2/actions.py
+++ b/system/base/libnghttp2/actions.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+ #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 #
 # Licensed under the GNU General Public License, version 3.
diff --git a/system/base/libnghttp2/pspec.xml b/system/base/libnghttp2/pspec.xml
index 3b076799..8b9c8f4c 100644
--- a/system/base/libnghttp2/pspec.xml
+++ b/system/base/libnghttp2/pspec.xml
@@ -12,7 +12,7 @@
         <IsA>app</IsA>
         <Summary> Experimental HTTP/2 client, server and proxy</Summary>
         <Description>Deneysel HTTP/2 istemci, sunucu ve proxy</Description>
-        <Archive sha1sum="7b3970b370988e16d8a57b58f3b814bbbc97c8d1" type="targz">https://github.com/nghttp2/nghttp2/archive/refs/tags/v1.45.1.tar.gz</Archive>
+        <Archive sha1sum="8a32110564ad5bc5c49ecb7a7f220ac0c6f567ae" type="targz">https://github.com/nghttp2/nghttp2/archive/refs/tags/v1.48.0.tar.gz</Archive>
         <BuildDependencies>
             <Dependency>zlib-devel</Dependency>
             <Dependency>libxml2-devel</Dependency>
@@ -51,6 +51,13 @@
     </Package>
 
     <History>
+        <Update release="4">
+            <Date>2022-06-27</Date>
+            <Version>1.48.0</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Mustafa Cinasal</Name>
+            <Email>muscnsl@gmail.com</Email>
+        </Update>
         <Update release="3">
             <Date>2021-10-22</Date>
             <Version>1.45.1</Version>