diff --git a/system/devel/cython/pspec.xml b/system/devel/cython/pspec.xml
index d22ba35c..56c3f125 100644
--- a/system/devel/cython/pspec.xml
+++ b/system/devel/cython/pspec.xml
@@ -14,10 +14,16 @@
         <Summary>C extensions for the Python</Summary>
         <Description>Cython is a language that makes writing C extensions for the Python language as easy as Python itself.</Description>
         <Archive sha1sum="a80bd1462ca5e99934908f030549d204951f8da6" type="targz">http://www.cython.org/release/Cython-0.22.tar.gz</Archive>
+        <BuildDependencies>
+            <Dependency>python-devel</Dependency>
+        </BuildDependencies>
     </Source>
 
     <Package>
         <Name>cython</Name>
+        <RuntimeDependencies>
+            <Dependency>python</Dependency>
+        </RuntimeDependencies>
         <Files>
             <Path fileType="executable">/usr/bin</Path>
             <Path fileType="library">/usr/lib</Path>
diff --git a/system/devel/klibc/pspec.xml b/system/devel/klibc/pspec.xml
index cd64e66d..14e8f35f 100644
--- a/system/devel/klibc/pspec.xml
+++ b/system/devel/klibc/pspec.xml
@@ -13,7 +13,7 @@
         <IsA>library</IsA>
         <Summary>A minimal libc subset for use with initramfs</Summary>
         <Description>klibc, or "early userspace", is library part of an effort which tries to move as much initialization code in Linux as possible out of the kernel.</Description>
-        <Archive sha1sum="d5b4f85c8d7684772667accf3a218eea95d3c1c2" type="tarxz">https://www.kernel.org/pub/linux/libs/klibc/2.0/klibc-2.0.3.tar.xz</Archive>
+        <Archive sha1sum="3dd48eaf29be52a01e90544624e9e88a0c70ea30" type="tarxz">https://www.kernel.org/pub/linux/libs/klibc/2.0/klibc-2.0.4.tar.xz</Archive>
         <!--Archive sha1sum="18a30cecd740f118013839333d9774e79b6a7510" type="tarxz">http://www.kernel.org/pub/linux/kernel/v3.0/linux-3.7.tar.xz</Archive-->
         <BuildDependencies>
             <Dependency>perl</Dependency>
@@ -39,6 +39,13 @@
     </Package>
 
     <History>
+        <Update release="5">
+            <Date>2015-06-19</Date>
+            <Version>2.0.4</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Ertuğrul Erata</Name>
+            <Email>ertugrulerata@gmail.com</Email>
+        </Update>
         <Update release="4">
             <Date>2014-05-11</Date>
             <Version>2.0.3</Version>