diff --git a/libmpfr-4.2.0-patchset.patch b/libmpfr-4.2.0-patchset.patch
deleted file mode 100644
index e69de29..0000000
diff --git a/libmpfr-4.2.0.p4-patchset.patch b/libmpfr-4.2.0.p4-patchset.patch
new file mode 100644
index 0000000..f19d9a4
--- /dev/null
+++ b/libmpfr-4.2.0.p4-patchset.patch
@@ -0,0 +1,28 @@
+<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
+<html><head>
+<title>301 Moved Permanently</title>
+</head><body>
+<h1>Moved Permanently</h1>
+<p>The document has moved <a href="https://www.mpfr.org/mpfr-current/patch01">here</a>.</p>
+</body></html>
+<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
+<html><head>
+<title>301 Moved Permanently</title>
+</head><body>
+<h1>Moved Permanently</h1>
+<p>The document has moved <a href="https://www.mpfr.org/mpfr-current/patch02">here</a>.</p>
+</body></html>
+<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
+<html><head>
+<title>301 Moved Permanently</title>
+</head><body>
+<h1>Moved Permanently</h1>
+<p>The document has moved <a href="https://www.mpfr.org/mpfr-current/patch03">here</a>.</p>
+</body></html>
+<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">
+<html><head>
+<title>301 Moved Permanently</title>
+</head><body>
+<h1>Moved Permanently</h1>
+<p>The document has moved <a href="https://www.mpfr.org/mpfr-current/patch04">here</a>.</p>
+</body></html>
diff --git a/libmpfr.spec b/libmpfr.spec
index f00ee05..4228a71 100644
--- a/libmpfr.spec
+++ b/libmpfr.spec
@@ -1,6 +1,6 @@
 %define pkgver %(echo %version | cut -d. -f1-3)
 Name:          libmpfr
-Version:       4.2.0
+Version:       4.2.0.p4
 Release:       1mamba
 Summary:       A C library for multiple-precision floating-point computations with exact rounding
 Group:         System/Libraries
@@ -40,7 +40,7 @@ This package contains static libraries and header files needed for development.
 
 %prep
 %setup -q -n mpfr-%{pkgver}
-%patch0 -p1
+#%patch 0 -p1
 #%patch1 -p1
 
 %build
@@ -82,6 +82,9 @@ exit 0
 %doc BUGS ChangeLog NEWS README TODO
 
 %changelog
+* Fri Apr 28 2023 Automatic Build System <autodist@mambasoft.it> 4.2.0.p4-1mamba
+- automatic version update by autodist
+
 * Sat Jan 07 2023 Automatic Build System <autodist@mambasoft.it> 4.2.0-1mamba
 - automatic version update by autodist
 
