diff --git a/multimedia/converter/mkvtoolnix/pspec.xml b/multimedia/converter/mkvtoolnix/pspec.xml
index 8561e0111f..6a5966787d 100644
--- a/multimedia/converter/mkvtoolnix/pspec.xml
+++ b/multimedia/converter/mkvtoolnix/pspec.xml
@@ -58,11 +58,11 @@
 
     <History>
         <Update release="1">
-            <Date>2015-11-08</Date>
+            <Date>2016-04-08</Date>
             <Version>8.5.2</Version>
             <Comment>First release</Comment>
             <Name>Stefan Gronewold(groni)</Name>
             <Email>groni@pisilinux.org</Email>
         </Update>
     </History>
-</PISI>
+</PISI>
\ No newline at end of file
diff --git a/multimedia/editor/blender/pspec.xml b/multimedia/editor/blender/pspec.xml
index f4a43113eb..6109cc0294 100644
--- a/multimedia/editor/blender/pspec.xml
+++ b/multimedia/editor/blender/pspec.xml
@@ -104,11 +104,11 @@
 
     <History>
        <Update release="1">
-            <Date>2015-07-24</Date>
+            <Date>2016-04-08</Date>
             <Version>2.75a</Version>
             <Comment>First release</Comment>
             <Name>Ali Algul</Name>
             <Email>alialgul@pisilinux.org</Email>
       </Update>
     </History>
-</PISI>
+</PISI>
\ No newline at end of file
diff --git a/multimedia/graphics/openimageio/pspec.xml b/multimedia/graphics/openimageio/pspec.xml
index b869b309ef..8263bbaf3c 100644
--- a/multimedia/graphics/openimageio/pspec.xml
+++ b/multimedia/graphics/openimageio/pspec.xml
@@ -92,11 +92,11 @@
 
     <History>
         <Update release="1">
-            <Date>2015-11-06</Date>
+            <Date>2016-04-08</Date>
             <Version>1.5.20</Version>
             <Comment>First release</Comment>
             <Name>Ertuğrul Erata</Name>
             <Email>ertugrulerata@gmail.com</Email>
         </Update>
     </History>
-</PISI>
+</PISI>
\ No newline at end of file