diff --git a/releases/4.x/constraints.txt b/releases/4.x/constraints.txt
index 722f3c3214..0d6e6676bf 100644
--- a/releases/4.x/constraints.txt
+++ b/releases/4.x/constraints.txt
@@ -17,7 +17,7 @@ Record==3.5
 RestrictedPython==5.0
 WSGIProxy2==0.4.6
 WebOb==1.8.6
-WebTest==2.0.34
+WebTest==2.0.35
 ZConfig==3.5.0
 ZEO==5.2.1
 ZODB==5.5.1
@@ -29,7 +29,7 @@ funcsigs==1.0.2
 future==0.18.2
 ipaddress==1.0.23
 mock==3.0.5
-pbr==5.4.4
+pbr==5.4.5
 persistent==4.5.1
 pytz==2019.3
 roman==3.2
diff --git a/releases/4.x/requirements-full.txt b/releases/4.x/requirements-full.txt
index db8e47dba4..d3fa8776ab 100644
--- a/releases/4.x/requirements-full.txt
+++ b/releases/4.x/requirements-full.txt
@@ -18,7 +18,7 @@ Record==3.5
 RestrictedPython==5.0
 WSGIProxy2==0.4.6
 WebOb==1.8.6
-WebTest==2.0.34
+WebTest==2.0.35
 ZConfig==3.5.0
 ZEO==5.2.1
 ZODB==5.5.1
@@ -29,7 +29,7 @@ funcsigs==1.0.2
 future==0.18.2
 ipaddress==1.0.23
 mock==3.0.5
-pbr==5.4.4
+pbr==5.4.5
 persistent==4.5.1
 pytz==2019.3
 roman==3.2
diff --git a/releases/4.x/versions-prod.cfg b/releases/4.x/versions-prod.cfg
index 52c2850aea..0f8d490536 100644
--- a/releases/4.x/versions-prod.cfg
+++ b/releases/4.x/versions-prod.cfg
@@ -23,7 +23,7 @@ Record = 3.5
 RestrictedPython = 5.0
 WSGIProxy2 = 0.4.6
 WebOb = 1.8.6
-WebTest = 2.0.34
+WebTest = 2.0.35
 ZConfig = 3.5.0
 ZEO = 5.2.1
 ZODB = 5.5.1
@@ -35,7 +35,7 @@ future = 0.18.2
 ipaddress = 1.0.23
 # mock 4.0 and up requires Python 3
 mock = 3.0.5
-pbr = 5.4.4
+pbr = 5.4.5
 persistent = 4.5.1
 pytz = 2019.3
 roman = 3.2
diff --git a/releases/4.x/versions.cfg b/releases/4.x/versions.cfg
index ded795f23d..706480f856 100644
--- a/releases/4.x/versions.cfg
+++ b/releases/4.x/versions.cfg
@@ -6,7 +6,7 @@ versions = versions
 [versions]
 # Version pins for development and optional dependencies.
 Babel = 2.8.0
-Jinja2 = 2.11.1
+Jinja2 = 2.11.2
 MarkupSafe = 1.1.1
 Pygments = 2.5.2
 # Version 2.0+ needs Python 3.x
@@ -16,7 +16,7 @@ appdirs = 1.4.3
 attrs = 19.3.0
 backports.functools-lru-cache = 1.6.1
 beautifulsoup4 = 4.8.2
-bleach = 3.1.4
+bleach = 3.1.5
 buildout.wheel = 0.2.0
 certifi = 2019.11.28
 cffi = 1.14.0
@@ -50,7 +50,7 @@ plone.recipe.command = 1.1
 pluggy = 0.13.1
 py = 1.8.1
 pycparser = 2.19
-pyparsing = 2.4.6
+pyparsing = 2.4.7
 python-gettext = 4.0
 readme-renderer = 24.0
 repoze.sphinx.autointerface = 0.8
diff --git a/releases/master/constraints.txt b/releases/master/constraints.txt
index 2c6384be08..d18e0dc050 100644
--- a/releases/master/constraints.txt
+++ b/releases/master/constraints.txt
@@ -1,8 +1,8 @@
-AccessControl==4.1
+AccessControl==4.2
 Acquisition==4.6
 AuthEncoding==4.1
-BTrees==4.6.1
-Chameleon==3.6.2
+BTrees==4.7.2
+Chameleon==3.7.0
 DateTime==4.3
 DocumentTemplate==3.2.2
 ExtensionClass==4.4
@@ -12,7 +12,7 @@ Paste==3.4.0
 PasteDeploy==2.1.0
 Persistence==3.0
 Products.BTreeFolder2==4.2
-Products.ZCatalog==5.0.4
+Products.ZCatalog==5.1
 Record==3.5
 RestrictedPython==5.0
 SecretStorage==3.1.2
@@ -23,22 +23,22 @@ ZConfig==3.5.0
 ZEO==5.2.1
 ZODB==5.5.1
 Zope2==4.0
-cryptography==2.8
+cryptography==2.9.2
 five.localsitemanager==3.2.2
 funcsigs==1.0.2
 future==0.18.2
 ipaddress==1.0.23
-jeepney==0.4.2
-mock==4.0.1
-pbr==5.4.4
-persistent==4.5.1
+jeepney==0.4.3
+mock==4.0.2
+pbr==5.4.5
+persistent==4.6.4
 pytz==2019.3
 roman==3.2
 shutilwhich==1.1.0
 six==1.14.0
 transaction==3.0.0
 waitress==1.4.3
-z3c.pt==3.2.0
+z3c.pt==3.3.0
 zExceptions==4.1
 zc.lockfile==2.0
 zdaemon==4.3
@@ -49,10 +49,10 @@ zope.browsermenu==4.4
 zope.browserpage==4.4.0
 zope.browserresource==4.4
 zope.cachedescriptors==4.3.1
-zope.component==4.6
+zope.component==4.6.1
 zope.componentvocabulary==2.2.0
-zope.configuration==4.3.1
-zope.container==4.3.0
+zope.configuration==4.4.0
+zope.container==4.4.0
 zope.contentprovider==4.2.1
 zope.contenttype==4.5.0
 zope.datetime==4.2.0
@@ -61,32 +61,32 @@ zope.deprecation==4.4.0
 zope.dottedname==4.3
 zope.event==4.4
 zope.exceptions==4.3
-zope.filerepresentation==4.2.0
-zope.formlib==4.7.0
+zope.filerepresentation==5.0.0
+zope.formlib==4.7.1
 zope.globalrequest==1.5
-zope.hookable==5.0.0
+zope.hookable==5.0.1
 zope.i18n==4.7.0
-zope.i18nmessageid==5.0.0
-zope.interface==4.7.1
+zope.i18nmessageid==5.0.1
+zope.interface==5.1.0
 zope.lifecycleevent==4.3.0
 zope.location==4.2
 zope.pagetemplate==4.5.0
 zope.processlifetime==2.3.0
-zope.proxy==4.3.3
+zope.proxy==4.3.5
 zope.ptresource==4.2.0
-zope.publisher==5.1.1
+zope.publisher==5.2.0
 zope.ramcache==2.3
-zope.schema==4.9.3
-zope.security==5.1.0
+zope.schema==6.0.0
+zope.security==5.1.1
 zope.sendmail==5.0
 zope.sequencesort==4.1.2
-zope.site==4.2.2
+zope.site==4.3.0
 zope.size==4.3
 zope.structuredtext==4.3
 zope.tal==4.4
-zope.tales==5.0.1
+zope.tales==5.0.2
 zope.testbrowser==5.5.1
 zope.testing==4.7
 zope.testrunner==5.1
-zope.traversing==4.3.1
+zope.traversing==4.4.1
 zope.viewlet==4.2.1
diff --git a/releases/master/requirements-full.txt b/releases/master/requirements-full.txt
index c2999d97f1..2d4a398f6d 100644
--- a/releases/master/requirements-full.txt
+++ b/releases/master/requirements-full.txt
@@ -1,9 +1,9 @@
 -e git+https://github.com/zopefoundation/Zope.git@master#egg=Zope
-AccessControl==4.1
+AccessControl==4.2
 Acquisition==4.6
 AuthEncoding==4.1
-BTrees==4.6.1
-Chameleon==3.6.2
+BTrees==4.7.2
+Chameleon==3.7.0
 DateTime==4.3
 DocumentTemplate==3.2.2
 ExtensionClass==4.4
@@ -13,7 +13,7 @@ Paste==3.4.0
 PasteDeploy==2.1.0
 Persistence==3.0
 Products.BTreeFolder2==4.2
-Products.ZCatalog==5.0.4
+Products.ZCatalog==5.1
 Record==3.5
 RestrictedPython==5.0
 SecretStorage==3.1.2
@@ -24,22 +24,22 @@ ZConfig==3.5.0
 ZEO==5.2.1
 ZODB==5.5.1
 Zope2==4.0
-cryptography==2.8
+cryptography==2.9.2
 five.localsitemanager==3.2.2
 funcsigs==1.0.2
 future==0.18.2
 ipaddress==1.0.23
-jeepney==0.4.2
-mock==4.0.1
-pbr==5.4.4
-persistent==4.5.1
+jeepney==0.4.3
+mock==4.0.2
+pbr==5.4.5
+persistent==4.6.4
 pytz==2019.3
 roman==3.2
 shutilwhich==1.1.0
 six==1.14.0
 transaction==3.0.0
 waitress==1.4.3
-z3c.pt==3.2.0
+z3c.pt==3.3.0
 zExceptions==4.1
 zc.lockfile==2.0
 zdaemon==4.3
@@ -50,10 +50,10 @@ zope.browsermenu==4.4
 zope.browserpage==4.4.0
 zope.browserresource==4.4
 zope.cachedescriptors==4.3.1
-zope.component==4.6
+zope.component==4.6.1
 zope.componentvocabulary==2.2.0
-zope.configuration==4.3.1
-zope.container==4.3.0
+zope.configuration==4.4.0
+zope.container==4.4.0
 zope.contentprovider==4.2.1
 zope.contenttype==4.5.0
 zope.datetime==4.2.0
@@ -62,32 +62,32 @@ zope.deprecation==4.4.0
 zope.dottedname==4.3
 zope.event==4.4
 zope.exceptions==4.3
-zope.filerepresentation==4.2.0
-zope.formlib==4.7.0
+zope.filerepresentation==5.0.0
+zope.formlib==4.7.1
 zope.globalrequest==1.5
-zope.hookable==5.0.0
+zope.hookable==5.0.1
 zope.i18n==4.7.0
-zope.i18nmessageid==5.0.0
-zope.interface==4.7.1
+zope.i18nmessageid==5.0.1
+zope.interface==5.1.0
 zope.lifecycleevent==4.3.0
 zope.location==4.2
 zope.pagetemplate==4.5.0
 zope.processlifetime==2.3.0
-zope.proxy==4.3.3
+zope.proxy==4.3.5
 zope.ptresource==4.2.0
-zope.publisher==5.1.1
+zope.publisher==5.2.0
 zope.ramcache==2.3
-zope.schema==4.9.3
-zope.security==5.1.0
+zope.schema==6.0.0
+zope.security==5.1.1
 zope.sendmail==5.0
 zope.sequencesort==4.1.2
-zope.site==4.2.2
+zope.site==4.3.0
 zope.size==4.3
 zope.structuredtext==4.3
 zope.tal==4.4
-zope.tales==5.0.1
+zope.tales==5.0.2
 zope.testbrowser==5.5.1
 zope.testing==4.7
 zope.testrunner==5.1
-zope.traversing==4.3.1
+zope.traversing==4.4.1
 zope.viewlet==4.2.1
diff --git a/releases/master/versions-prod.cfg b/releases/master/versions-prod.cfg
index 25fa146f5e..f0a573cefc 100644
--- a/releases/master/versions-prod.cfg
+++ b/releases/master/versions-prod.cfg
@@ -4,11 +4,11 @@
 [versions]
 Zope =
 Zope2 = 4.0
-AccessControl = 4.1
+AccessControl = 4.2
 Acquisition = 4.6
 AuthEncoding = 4.1
-BTrees = 4.6.1
-Chameleon = 3.6.2
+BTrees = 4.7.2
+Chameleon = 3.7.0
 DateTime = 4.3
 DocumentTemplate = 3.2.2
 ExtensionClass = 4.4
@@ -18,7 +18,7 @@ Paste = 3.4.0
 PasteDeploy = 2.1.0
 Persistence = 3.0
 Products.BTreeFolder2 = 4.2
-Products.ZCatalog = 5.0.4
+Products.ZCatalog = 5.1
 Record = 3.5
 RestrictedPython = 5.0
 SecretStorage = 3.1.2
@@ -28,22 +28,22 @@ WebTest = 2.0.34
 ZConfig = 3.5.0
 ZEO = 5.2.1
 ZODB = 5.5.1
-cryptography = 2.8
+cryptography = 2.9.2
 five.localsitemanager = 3.2.2
 funcsigs = 1.0.2
 future = 0.18.2
 ipaddress = 1.0.23
-jeepney = 0.4.2
-mock = 4.0.1
-pbr = 5.4.4
-persistent = 4.5.1
+jeepney = 0.4.3
+mock = 4.0.2
+pbr = 5.4.5
+persistent = 4.6.4
 pytz = 2019.3
 roman = 3.2
 shutilwhich = 1.1.0
 six = 1.14.0
 transaction = 3.0.0
 waitress = 1.4.3
-z3c.pt = 3.2.0
+z3c.pt = 3.3.0
 zExceptions = 4.1
 zc.lockfile = 2.0
 zdaemon = 4.3
@@ -54,10 +54,10 @@ zope.browsermenu = 4.4
 zope.browserpage = 4.4.0
 zope.browserresource = 4.4
 zope.cachedescriptors = 4.3.1
-zope.component = 4.6
+zope.component = 4.6.1
 zope.componentvocabulary = 2.2.0
-zope.configuration = 4.3.1
-zope.container = 4.3.0
+zope.configuration = 4.4.0
+zope.container = 4.4.0
 zope.contentprovider = 4.2.1
 zope.contenttype = 4.5.0
 zope.datetime = 4.2.0
@@ -66,32 +66,32 @@ zope.deprecation = 4.4.0
 zope.dottedname = 4.3
 zope.event = 4.4
 zope.exceptions = 4.3
-zope.filerepresentation = 4.2.0
-zope.formlib = 4.7.0
+zope.filerepresentation = 5.0.0
+zope.formlib = 4.7.1
 zope.globalrequest = 1.5
-zope.hookable = 5.0.0
+zope.hookable = 5.0.1
 zope.i18n = 4.7.0
-zope.i18nmessageid = 5.0.0
-zope.interface = 4.7.1
+zope.i18nmessageid = 5.0.1
+zope.interface = 5.1.0
 zope.lifecycleevent = 4.3.0
 zope.location = 4.2
 zope.pagetemplate = 4.5.0
 zope.processlifetime = 2.3.0
-zope.proxy = 4.3.3
+zope.proxy = 4.3.5
 zope.ptresource = 4.2.0
-zope.publisher = 5.1.1
+zope.publisher = 5.2.0
 zope.ramcache = 2.3
-zope.schema = 4.9.3
-zope.security = 5.1.0
+zope.schema = 6.0.0
+zope.security = 5.1.1
 zope.sendmail = 5.0
 zope.sequencesort = 4.1.2
-zope.site = 4.2.2
+zope.site = 4.3.0
 zope.size = 4.3
 zope.structuredtext = 4.3
 zope.tal = 4.4
-zope.tales = 5.0.1
+zope.tales = 5.0.2
 zope.testbrowser = 5.5.1
 zope.testing = 4.7
 zope.testrunner = 5.1
-zope.traversing = 4.3.1
+zope.traversing = 4.4.1
 zope.viewlet = 4.2.1
diff --git a/releases/master/versions.cfg b/releases/master/versions.cfg
index 227ef6e224..f2c60f6429 100644
--- a/releases/master/versions.cfg
+++ b/releases/master/versions.cfg
@@ -6,18 +6,18 @@ versions = versions
 [versions]
 # Version pins for development and optional dependencies.
 Babel = 2.8.0
-Jinja2 = 2.11.1
+Jinja2 = 2.11.2
 MarkupSafe = 1.1.1
-Pygments = 2.5.2
-Sphinx = 2.4.3
+Pygments = 2.6.1
+Sphinx = 3.0.2
 alabaster = 0.7.12
 appdirs = 1.4.3
 attrs = 19.3.0
 backports.functools-lru-cache = 1.6.1
-beautifulsoup4 = 4.8.2
-bleach = 3.1.1
+beautifulsoup4 = 4.9.0
+bleach = 3.1.4
 buildout.wheel = 0.2.0
-certifi = 2019.11.28
+certifi = 2020.4.5.1
 cffi = 1.14.0
 chardet = 3.0.4
 cmarkgfm = 0.4.2
@@ -25,33 +25,33 @@ collective.recipe.cmd = 0.11
 collective.recipe.sphinxbuilder = 1.1
 collective.recipe.template = 2.1
 colorama = 0.4.3
-configparser = 4.0.2
+configparser = 5.0.0
 contextlib2 = 0.6.0.post1
-coverage = 5.0.3
+coverage = 5.1
 distlib = 0.3.0
 docutils = 0.16
 entrypoints = 0.3
 filelock = 3.0.12
 idna = 2.9
 imagesize = 1.2.0
-importlib-metadata = 1.5.0
-keyring = 21.1.0
+importlib-metadata = 1.6.0
+keyring = 21.2.0
 lxml = 4.5.0
 manuel = 1.10.1
 more-itertools = 8.2.0
 mr.developer = 2.0.0
 nose = 1.3.7
-packaging = 20.1
+packaging = 20.3
 pathlib2 = 2.3.5
 pip = 20.0.2
 pkginfo = 1.5.0.1
 plone.recipe.command = 1.1
 pluggy = 0.13.1
 py = 1.8.1
-pycparser = 2.19
-pyparsing = 2.4.6
+pycparser = 2.20
+pyparsing = 2.4.7
 python-gettext = 4.0
-readme-renderer = 24.0
+readme-renderer = 26.0
 repoze.sphinx.autointerface = 0.8
 requests = 2.23.0
 requests-toolbelt = 0.9.1
@@ -59,26 +59,26 @@ scandir = 1.10.0
 snowballstemmer = 2.0.0
 soupsieve = 2.0
 sphinx-rtd-theme = 0.4.3
-sphinxcontrib-applehelp = 1.0.1
-sphinxcontrib-devhelp = 1.0.1
+sphinxcontrib-applehelp = 1.0.2
+sphinxcontrib-devhelp = 1.0.2
 sphinxcontrib-htmlhelp = 1.0.3
 sphinxcontrib-jsmath = 1.0.1
-sphinxcontrib-qthelp = 1.0.2
-sphinxcontrib-serializinghtml = 1.1.3
-sphinxcontrib-websupport = 1.2.0
+sphinxcontrib-qthelp = 1.0.3
+sphinxcontrib-serializinghtml = 1.1.4
+sphinxcontrib-websupport = 1.2.1
 tempstorage = 5.1
 toml = 0.10.0
-tox = 3.14.5
-tqdm = 4.43.0
+tox = 3.14.6
+tqdm = 4.45.0
 twine = 3.1.1
 typing = 3.7.4.1
-urllib3 = 1.25.8
-virtualenv = 20.0.7
+urllib3 = 1.25.9
+virtualenv = 20.0.18
 webencodings = 0.5.1
 wheel = 0.34.2
-z3c.checkversions = 1.1
+z3c.checkversions = 1.2
 zc.recipe.egg = 2.0.7
 zc.recipe.testrunner = 2.1
 zest.releaser = 6.20.1
-zipp = 3.0.0
+zipp = 3.1.0
 zodbupdate = 1.4