diff --git a/science/robotics/opencv/pspec.xml b/science/robotics/opencv/pspec.xml
index fa888ea52b..932aaf0611 100644
--- a/science/robotics/opencv/pspec.xml
+++ b/science/robotics/opencv/pspec.xml
@@ -12,8 +12,8 @@
         <IsA>library</IsA>
         <Summary>Computer vision library</Summary>
         <Description>opencv is a programming library mainly aimed at the real time computer vision. Example applications are human-computer interaction, object identification, face recognition, motion tracking, mobile robotics.</Description>
-        <Archive sha1sum="6e7d007fcab22339f262c3bdf4bdf6f5c19066ab" type="targz" name="opencv-4.4.0.tar.gz">https://github.com/opencv/opencv/archive/4.4.0.tar.gz</Archive>
-        <Archive sha1sum="09104005afbbc96f8ec003738a119671f6ec0e5b" type="targz" name="opencv_contrib-4.4.0.tar.gz">https://github.com/opencv/opencv_contrib/archive/4.4.0.tar.gz</Archive>
+        <Archive sha1sum="3e464886dc9907e879e2fc7097364427e96861f6" type="targz" name="opencv-4.5.1.tar.gz">https://github.com/opencv/opencv/archive/4.5.1.tar.gz</Archive>
+        <Archive sha1sum="190a3b56ae96a839f8db43a9ed8b7de7375ebed2" type="targz" name="opencv_contrib-4.5.1.tar.gz">https://github.com/opencv/opencv_contrib/archive/4.5.1.tar.gz</Archive>
         <BuildDependencies>
             <Dependency>cmake</Dependency>
             <Dependency>gtk2-devel</Dependency>
@@ -109,6 +109,13 @@
     </Package>
 
     <History>
+        <Update release="13">
+            <Date>2021-03-12</Date>
+            <Version>4.5.1</Version>
+            <Comment>Version bump.</Comment>
+            <Name>İdris Kalp</Name>
+            <Email>idriskalp@gmail.com</Email>
+        </Update>
         <Update release="12">
             <Date>2020-09-19</Date>
             <Version>4.4.0</Version>