diff --git a/system/base/gperftools/pspec.xml b/system/base/gperftools/pspec.xml
index f9c978f1..a3d377ba 100644
--- a/system/base/gperftools/pspec.xml
+++ b/system/base/gperftools/pspec.xml
@@ -13,7 +13,7 @@
         <IsA>app:console</IsA>
         <Summary>Google Performance Tools</Summary>
         <Description>Perf Tools is a collection of a high-performance multi-threaded malloc() implementation, plus some pretty nifty performance analysis tools.</Description>
-        <Archive sha1sum="13b904d0d1f220e43e4495f3403ee280c6da26ea" type="targz">https://github.com/gperftools/gperftools/releases/download/gperftools-2.4/gperftools-2.4.tar.gz</Archive>
+        <Archive sha1sum="1e7069f23f926df84a541938a8e6078b0aedf218" type="targz">https://github.com/gperftools/gperftools/releases/download/gperftools-2.5/gperftools-2.5.tar.gz</Archive>
         <BuildDependencies>
             <Dependency>libunwind-devel</Dependency>
         </BuildDependencies>
@@ -62,6 +62,13 @@
     </Package>
 
     <History>
+        <Update release="3">
+            <Date>2017-01-21</Date>
+            <Version>2.5</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Ertuğrul Erata</Name>
+            <Email>ertugrulerata@gmail.com</Email>
+        </Update>
         <Update release="2">
             <Date>2016-04-27</Date>
             <Version>2.4</Version>
diff --git a/system/base/leveldb/pspec.xml b/system/base/leveldb/pspec.xml
index 08e2c443..4a4b42b8 100644
--- a/system/base/leveldb/pspec.xml
+++ b/system/base/leveldb/pspec.xml
@@ -42,6 +42,13 @@
     </Package>
 
     <History>
+        <Update release="3">
+            <Date>2017-01-21</Date>
+            <Version>1.18</Version>
+            <Comment>Rebuild with new toolchain.</Comment>
+            <Name>Ertuğrul Erata</Name>
+            <Email>ertugrulerata@gmail.com</Email>
+        </Update>
         <Update release="2">
             <Date>2016-04-27</Date>
             <Version>1.18</Version>
diff --git a/system/base/libunwind/pspec.xml b/system/base/libunwind/pspec.xml
index 95513c70..58b50965 100644
--- a/system/base/libunwind/pspec.xml
+++ b/system/base/libunwind/pspec.xml
@@ -44,6 +44,13 @@
     </Package>
 
     <History>
+        <Update release="3">
+            <Date>2017-01-21</Date>
+            <Version>1.1</Version>
+            <Comment>Rebuild with new toolchain.</Comment>
+            <Name>Ertuğrul Erata</Name>
+            <Email>ertugrulerata@gmail.com</Email>
+        </Update>
         <Update release="2">
             <Date>2016-04-27</Date>
             <Version>1.1</Version>
diff --git a/system/base/lzo/pspec.xml b/system/base/lzo/pspec.xml
index 4b5f600d..d9b891be 100644
--- a/system/base/lzo/pspec.xml
+++ b/system/base/lzo/pspec.xml
@@ -40,10 +40,8 @@
         <Summary>32-bit shared libraries for lzo</Summary>
         <BuildType>emul32</BuildType>
         <BuildDependencies>
-            
         </BuildDependencies>
          <RuntimeDependencies>
-            
         </RuntimeDependencies>
         <Files>
             <Path fileType="library">/usr/lib32</Path>
@@ -51,6 +49,13 @@
     </Package>
 
     <History>
+        <Update release="3">
+            <Date>2017-01-21</Date>
+            <Version>2.09</Version>
+            <Comment>Rebuild with new toolchain.</Comment>
+            <Name>Ertuğrul Erata</Name>
+            <Email>ertugrulerata@gmail.com</Email>
+        </Update>
         <Update release="2">
             <Date>2016-04-27</Date>
             <Version>2.09</Version>
diff --git a/system/base/plyvel/pspec.xml b/system/base/plyvel/pspec.xml
index 5644f622..96d88163 100644
--- a/system/base/plyvel/pspec.xml
+++ b/system/base/plyvel/pspec.xml
@@ -31,6 +31,13 @@
         </Files>
     </Package>
     <History>
+        <Update release="3">
+            <Date>2017-01-21</Date>
+            <Version>0.9</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Ertuğrul Erata</Name>
+            <Email>ertugrulerata@gmail.com</Email>
+        </Update>
         <Update release="2">
             <Date>2016-04-27</Date>
             <Version>0.9</Version>
diff --git a/system/base/snappy/pspec.xml b/system/base/snappy/pspec.xml
index d71c94d0..d28a8451 100644
--- a/system/base/snappy/pspec.xml
+++ b/system/base/snappy/pspec.xml
@@ -42,6 +42,13 @@
         </Files>
     </Package>
     <History>
+        <Update release="3">
+            <Date>2017-01-21</Date>
+            <Version>1.1.3</Version>
+            <Comment>Rebuild with new toolchain.</Comment>
+            <Name>Ertuğrul Erata</Name>
+            <Email>ertugrulerata@gmail.com</Email>
+        </Update>
         <Update release="2">
             <Date>2016-04-27</Date>
             <Version>1.1.3</Version>
diff --git a/system/devel/cython/pspec.xml b/system/devel/cython/pspec.xml
index 3ba025b3..4a08d993 100644
--- a/system/devel/cython/pspec.xml
+++ b/system/devel/cython/pspec.xml
@@ -13,7 +13,7 @@
         <IsA>library</IsA>
         <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="fc574c5050cd5a8e34435432e2a4a693353ed807" type="targz">http://cython.org/release/Cython-0.23.4.tar.gz</Archive>
+        <Archive sha1sum="e73f5afe89792df3467cc7bccd29fc01467fc28b" type="targz">https://pypi.python.org/packages/b7/67/7e2a817f9e9c773ee3995c1e15204f5d01c8da71882016cac10342ef031b/Cython-0.25.2.tar.gz</Archive>
         <BuildDependencies>
             <Dependency>python-devel</Dependency>
         </BuildDependencies>
@@ -32,6 +32,13 @@
     </Package>
 
     <History>
+        <Update release="3">
+            <Date>2017-01-21</Date>
+            <Version>0.25.2</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Ertuğrul Erata</Name>
+            <Email>ertugrulerata@gmail.com</Email>
+        </Update>
         <Update release="2">
             <Date>2016-04-27</Date>
             <Version>0.23.4</Version>