diff --git a/jmbase/jmbase/support.py b/jmbase/jmbase/support.py
index c6cdb77..b088800 100644
--- a/jmbase/jmbase/support.py
+++ b/jmbase/jmbase/support.py
@@ -8,7 +8,7 @@ from optparse import IndentedHelpFormatter
 import urllib.parse as urlparse
 
 # JoinMarket version
-JM_CORE_VERSION = '0.8.2'
+JM_CORE_VERSION = '0.8.3dev'
 
 # global Joinmarket constants
 JM_WALLET_NAME_PREFIX = "joinmarket-wallet-"
diff --git a/jmbase/setup.py b/jmbase/setup.py
index 8c7e573..6caae5c 100644
--- a/jmbase/setup.py
+++ b/jmbase/setup.py
@@ -2,7 +2,7 @@ from setuptools import setup
 
 
 setup(name='joinmarketbase',
-      version='0.8.2',
+      version='0.8.3dev',
       description='Joinmarket client library for Bitcoin coinjoins',
       url='http://github.com/Joinmarket-Org/joinmarket-clientserver/jmbase',
       author='',
diff --git a/jmbitcoin/setup.py b/jmbitcoin/setup.py
index 314fcb1..3c6cb12 100644
--- a/jmbitcoin/setup.py
+++ b/jmbitcoin/setup.py
@@ -2,7 +2,7 @@ from setuptools import setup
 
 
 setup(name='joinmarketbitcoin',
-      version='0.8.2',
+      version='0.8.3dev',
       description='Joinmarket client library for Bitcoin coinjoins',
       url='http://github.com/Joinmarket-Org/joinmarket-clientserver/jmbitcoin',
       author='',
diff --git a/jmclient/setup.py b/jmclient/setup.py
index df64d64..c77dd48 100644
--- a/jmclient/setup.py
+++ b/jmclient/setup.py
@@ -2,14 +2,14 @@ from setuptools import setup
 
 
 setup(name='joinmarketclient',
-      version='0.8.2',
+      version='0.8.3dev',
       description='Joinmarket client library for Bitcoin coinjoins',
       url='http://github.com/Joinmarket-Org/joinmarket-clientserver/jmclient',
       author='',
       author_email='',
       license='GPL',
       packages=['jmclient'],
-      install_requires=['joinmarketbase==0.8.2', 'mnemonic', 'argon2_cffi',
+      install_requires=['joinmarketbase==0.8.3dev', 'mnemonic', 'argon2_cffi',
                         'bencoder.pyx>=2.0.0', 'pyaes'],
       python_requires='>=3.6',
       zip_safe=False)
diff --git a/jmdaemon/setup.py b/jmdaemon/setup.py
index 414a00c..6e45cca 100644
--- a/jmdaemon/setup.py
+++ b/jmdaemon/setup.py
@@ -2,13 +2,13 @@ from setuptools import setup
 
 
 setup(name='joinmarketdaemon',
-      version='0.8.2',
+      version='0.8.3dev',
       description='Joinmarket client library for Bitcoin coinjoins',
       url='http://github.com/Joinmarket-Org/joinmarket-clientserver/jmdaemon',
       author='',
       author_email='',
       license='GPL',
       packages=['jmdaemon'],
-      install_requires=['txtorcon', 'cryptography==3.3.2', 'pyopenssl', 'libnacl', 'joinmarketbase==0.8.2'],
+      install_requires=['txtorcon', 'cryptography==3.3.2', 'pyopenssl', 'libnacl', 'joinmarketbase==0.8.3dev'],
       python_requires='>=3.6',
       zip_safe=False)
diff --git a/scripts/joinmarket-qt.py b/scripts/joinmarket-qt.py
index 9802d57..a411237 100755
--- a/scripts/joinmarket-qt.py
+++ b/scripts/joinmarket-qt.py
@@ -58,7 +58,7 @@ donation_address_sw = "bc1q5x02zqj5nshw0yhx2s4tj75z6vkvuvww26jak5"
 donation_address_url = "https://bitcoinprivacy.me/joinmarket-donations"
 
 #Version of this Qt script specifically
-JM_GUI_VERSION = '20'
+JM_GUI_VERSION = '21dev'
 
 from jmbase import get_log, stop_reactor
 from jmbase.support import DUST_THRESHOLD, EXIT_FAILURE, utxo_to_utxostr,\