diff --git a/programming/language/python3/cython3/actions.py b/programming/language/python3/cython3/actions.py
index cca20b40e6..2992e71c9c 100644
--- a/programming/language/python3/cython3/actions.py
+++ b/programming/language/python3/cython3/actions.py
@@ -10,7 +10,9 @@ from pisi.actionsapi import pisitools
 from pisi.actionsapi import get
 
 def build():
+    # fix unused dependency analysis
     shelltools.export("LDSHARED", "x86_64-pc-linux-gnu-gcc -Wl,-O1,--as-needed -shared -lpthread -Wl,-O1 -Wl,-z,relro -Wl,--hash-style=gnu -Wl,--as-needed -Wl,--sort-common")
+    # compress compiler warnings
     shelltools.export("CFLAGS", "-fno-strict-aliasing -mtune=generic -march=x86-64 -O2 -pipe -fstack-protector -D_FORTIFY_SOURCE=2 -g -fPIC -fwrapv -DNDEBUG -g -fwrapv -O3 -Wno-strict-aliasing")
 
     pythonmodules.compile(pyVer="3")
@@ -25,4 +27,4 @@ def install():
     #for dirs in ["Doc", "Demos", "tests"]:
     #    pisitools.insinto("%s/%s" % (get.docDIR(), get.srcNAME()), dirs)
        
-    #pisitools.dodoc("COPYING*", "README*", "USAGE*", "LICENSE*")
+    #pisitools.dodoc("COPYING*", "README*", "USAGE*", "LICENSE*")
\ No newline at end of file
diff --git a/programming/language/python3/cython3/pspec.xml b/programming/language/python3/cython3/pspec.xml
index 4e77506e29..e904fe02ba 100644
--- a/programming/language/python3/cython3/pspec.xml
+++ b/programming/language/python3/cython3/pspec.xml
@@ -8,13 +8,13 @@
             <Name>Blue DeviL</Name>
             <Email>bluedevil@sctzine.com</Email>
         </Packager>
-        <License>Apache-2.0</License>
         <PartOf>programming.language.python3</PartOf>
+        <License>Apache-2.0</License>
         <IsA>app:console</IsA>
         <IsA>library</IsA>
         <Summary>C extensions for the Python3</Summary>
         <Description>Cython is a language that makes writing C extensions for the Python language as easy as Python itself.</Description>
-        <Archive sha1sum="db2286ea3b3a6060c4294f9c3df652c5b4f60fca" type="targz">https://github.com/cython/cython/archive/0.29.14.tar.gz</Archive>
+        <Archive sha1sum="665eb4337b4da06172fc7edca0b54cb27fb46b4f" type="targz">https://github.com/cython/cython/archive/0.29.15.tar.gz</Archive>
         <BuildDependencies>
             <Dependency>python3-setuptools</Dependency>
             <Dependency>python3-devel</Dependency>
@@ -25,6 +25,7 @@
         <Name>cython3</Name>
         <Summary>C extensions for the Python3</Summary>
         <RuntimeDependencies>
+            <Dependency>python3-setuptools</Dependency>
             <Dependency>python3</Dependency>
         </RuntimeDependencies>
         <Files>
@@ -35,6 +36,13 @@
     </Package>
 
     <History>
+        <Update release="6">
+            <Date>2020-02-06</Date>
+            <Version>0.29.15</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Blue Devil</Name>
+            <Email>bluedevil@sctzine.com</Email>
+        </Update>
         <Update release="5">
             <Date>2019-12-10</Date>
             <Version>0.29.14</Version>
@@ -71,4 +79,4 @@
             <Email>karaguzelibrahim@gmail.com</Email>
         </Update>
     </History>
-</PISI>
+</PISI>
\ No newline at end of file