diff --git a/science/misc/muparser/pspec.xml b/science/misc/muparser/pspec.xml
index 4f78cd1a69..51d6c73c5f 100644
--- a/science/misc/muparser/pspec.xml
+++ b/science/misc/muparser/pspec.xml
@@ -12,7 +12,7 @@
         <IsA>library</IsA>
         <Summary>Mathematical expressions parser library</Summary>
         <Description>muparser is a mathematical expressions parser library. It is based on transforming an expression into a bytecode and precalculating constant parts of it.</Description>
-        <Archive sha1sum="d86946f8bc5f5d74063313a00c16798a418e308b" type="targz">https://github.com/beltoforion/muparser/archive/v2.2.5.tar.gz</Archive>
+        <Archive sha1sum="363ec441935cc7b74f9bb0e5f2af9a801f0da712" type="targz">https://github.com/beltoforion/muparser/archive/v2.2.6.tar.gz</Archive>
     </Source>
 
     <Package>
@@ -38,6 +38,13 @@
     </Package>
 
     <History>
+        <Update release="5">
+            <Date>2020-01-27</Date>
+            <Version>2.2.6</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Mustafa Cinasal</Name>
+            <Email>muscnsl@gmail.com</Email>
+        </Update>
         <Update release="4">
             <Date>2018-09-07</Date>
             <Version>2.2.5</Version>