diff --git a/desktop/toolkit/gtk/gtksourceview5/pspec.xml b/desktop/toolkit/gtk/gtksourceview5/pspec.xml
index f7fffc3ada..6db2aa7542 100644
--- a/desktop/toolkit/gtk/gtksourceview5/pspec.xml
+++ b/desktop/toolkit/gtk/gtksourceview5/pspec.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" ?>
-<!DOCTYPE PISI SYSTEM "http://www.pisilinux.org/projeler/pisi/pisi-spec.dtd">
+<!DOCTYPE PISI SYSTEM "https://www.pisilinux.org/projeler/pisi/pisi-spec.dtd">
 <PISI>
     <Source>
         <Name>gtksourceview5</Name>
@@ -12,7 +12,7 @@
         <IsA>library</IsA>
         <Summary>A text widget implementing syntax highlighting and other features</Summary>
         <Description>Gtksourceview improves the gtk+ text widget by implementing syntax highlighting and other features typical of a source editor.</Description>
-        <Archive sha1sum="68f14ac3f8129fda6ff5a26c25c7aa616419db9a" type="tarxz">mirrors://gnome/gtksourceview/5.16/gtksourceview-5.16.0.tar.xz</Archive>
+        <Archive sha1sum="a09e52ef423620219605131e1995799d2955bff6" type="tarxz">mirrors://gnome/gtksourceview/5.18/gtksourceview-5.18.0.tar.xz</Archive>
         <BuildDependencies>
             <Dependency>meson</Dependency>
             <Dependency>python3</Dependency>
@@ -90,6 +90,13 @@
     </Package>
 
     <History>
+        <Update release="13">
+            <Date>2025-11-15</Date>
+            <Version>5.18.0</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Pisi Linux Community</Name>
+            <Email>admin@pisilinux.org</Email>
+        </Update>
         <Update release="12">
             <Date>2025-04-06</Date>
             <Version>5.16.0</Version>