diff --git a/system/base/sysfsutils/pspec.xml b/system/base/sysfsutils/pspec.xml
index 58a6b74b..d4d934c3 100644
--- a/system/base/sysfsutils/pspec.xml
+++ b/system/base/sysfsutils/pspec.xml
@@ -45,7 +45,7 @@
 
     <History>
         <Update release="3">
-            <Date>2017-01-30</Date>
+            <Date>2017-02-17</Date>
             <Version>2.1.0</Version>
             <Comment>Rebuild.</Comment>
             <Name>Ertuğrul Erata</Name>
@@ -66,4 +66,4 @@
             <Email>alihan@pisilinux.org</Email>
         </Update>
     </History>
-</PISI>
+</PISI>
\ No newline at end of file
diff --git a/system/devel/flex/actions.py b/system/devel/flex/actions.py
index 6a0b1379..fc2f2055 100644
--- a/system/devel/flex/actions.py
+++ b/system/devel/flex/actions.py
@@ -26,4 +26,4 @@ def install():
 
     pisitools.dosym("flex", "/usr/bin/lex")
 
-    pisitools.dodoc("NEWS", "README*")
+    pisitools.dodoc("NEWS", "README")
\ No newline at end of file
diff --git a/system/devel/flex/pspec.xml b/system/devel/flex/pspec.xml
index 89633088..7f5fd7bd 100644
--- a/system/devel/flex/pspec.xml
+++ b/system/devel/flex/pspec.xml
@@ -12,7 +12,7 @@
         <IsA>app:console</IsA>
         <Summary>GNU lexical analyser generator</Summary>
         <Description>Flex is a tool for generating scanners. A scanner, sometimes called a tokenizer, is a program which recognizes lexical patterns in text</Description>
-        <Archive sha1sum="8008eb0e4ccc634c334ac1d9e04716be2ba527a9" type="targz">https://github.com/westes/flex/releases/download/v2.6.3/flex-2.6.3.tar.gz</Archive>
+        <Archive sha1sum="f344d892aee6eb512c9b613a6b7feab2dbcc1200" type="tarxz">https://github.com/westes/flex/releases/download/v2.6.1/flex-2.6.1.tar.xz</Archive>
         <BuildDependencies>
             <Dependency>patch</Dependency>
             <Dependency>texinfo</Dependency>
@@ -36,6 +36,13 @@
     </Package>
 
     <History>
+        <Update release="5">
+            <Date>2017-02-17</Date>
+            <Version>2.6.1</Version>
+            <Comment>Version down.</Comment>
+            <Name>Ertuğrul Erata</Name>
+            <Email>ertugrulerata@gmail.com</Email>
+        </Update>
         <Update release="4">
             <Date>2017-01-24</Date>
             <Version>2.6.3</Version>
@@ -65,4 +72,4 @@
             <Email>ertugrulerata@gmail.com</Email>
         </Update>
     </History>
-</PISI>
+</PISI>
\ No newline at end of file