diff --git a/science/mathematics/qrupdate/actions.py b/science/mathematics/qrupdate/actions.py
new file mode 100644
index 0000000000..022e676008
--- /dev/null
+++ b/science/mathematics/qrupdate/actions.py
@@ -0,0 +1,22 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+#
+# Licensed under the GNU General Public License, version 3.
+# See the file http://www.gnu.org/licenses/gpl.txt
+
+from pisi.actionsapi import get
+from pisi.actionsapi import autotools
+from pisi.actionsapi import pisitools
+
+def setup():
+    pisitools.dosed("Makeconf", "FFLAGS=-fimplicit-none -O3 -funroll-loops ", "FFLAGS=%s %s" % (get.CFLAGS(), get.LDFLAGS()))
+
+def build():
+    autotools.make("PREFIX=/usr solib")
+
+def check():
+    autotools.make("test")
+
+def install():
+    autotools.rawInstall("PREFIX=/usr DESTDIR=%s" % get.installDIR())
+    pisitools.dodoc("COPYING", "README*")
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diff --git a/science/mathematics/qrupdate/pspec.xml b/science/mathematics/qrupdate/pspec.xml
new file mode 100644
index 0000000000..2d83da1560
--- /dev/null
+++ b/science/mathematics/qrupdate/pspec.xml
@@ -0,0 +1,47 @@
+<?xml version="1.0" ?>
+<!DOCTYPE PISI SYSTEM "https://www.pisilinux.org/projeler/pisi/pisi-spec.dtd">
+<PISI>
+    <Source>
+        <Name>qrupdate</Name>
+        <Homepage>https://sourceforge.net/projects/qrupdate</Homepage>
+        <Packager>
+            <Name>Blue Devil</Name>
+            <Email>bluedevil@sctzine.com</Email>
+        </Packager>
+        <PartOf>science.mathematics</PartOf>
+        <License>GPLv3</License>
+        <IsA>library</IsA>
+        <Summary>Fortran library for fast updates of QR and Cholesky decompositions.</Summary>
+        <Description>qrupdate is a Fortran library for fast updates of QR and Cholesky decompositions.</Description>
+        <Archive sha1sum="f7403b646ace20f4a2b080b4933a1e9152fac526" type="targz">https://downloads.sourceforge.net/project/qrupdate/qrupdate/1.2/qrupdate-1.1.2.tar.gz</Archive>
+        <BuildDependencies>
+            <Dependency>blas-devel</Dependency>
+            <Dependency>libquadmath</Dependency>
+            <Dependency>lapack-devel</Dependency>
+        </BuildDependencies>
+    </Source>
+
+    <Package>
+        <Name>qrupdate</Name>
+        <Summary>Fortran library for fast updates of QR and Cholesky decompositions.</Summary>
+        <RuntimeDependencies>
+            <Dependency>blas</Dependency>
+            <Dependency>lapack</Dependency>
+            <Dependency>libgfortran</Dependency>
+        </RuntimeDependencies>
+        <Files>
+            <Path fileType="library">/usr/lib</Path>
+            <Path fileType="doc">/usr/share/doc/qrupdate</Path>
+        </Files>
+    </Package>
+
+    <History>
+        <Update release="1">
+            <Date>2020-05-26</Date>
+            <Version>1.1.2</Version>
+            <Comment>First pisi release.</Comment>
+            <Name>Blue Devil</Name>
+            <Email>bluedevil@sctzine.com</Email>
+        </Update>
+    </History>
+</PISI>
\ No newline at end of file
diff --git a/science/mathematics/qrupdate/translations.xml b/science/mathematics/qrupdate/translations.xml
new file mode 100644
index 0000000000..6c5db241a4
--- /dev/null
+++ b/science/mathematics/qrupdate/translations.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" ?>
+<PISI>
+    <Source>
+        <Name>qrupdate</Name>
+        <Summary xml:lang="tr">Hızlı QR ve Cholesky dekompozisyonları için Fortran kitaplığı.</Summary>
+        <Description xml:lang="tr">qrupdate, hızlı QR ve Cholesky dekompozisyonları için Fortran kitaplığı sunar.</Description>
+    </Source>
+</PISI>
\ No newline at end of file