diff --git a/CHANGELOG b/CHANGELOG
index fceabd2..8339836 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,8 @@
+- 0.0.19:
+	* Add delay on eth-wait cli tool
+
+(changelog incomplete below here)
+
 - 0.0.15:
 	* Correct inverted addess checksum check for gas cli
 - 0.0.5-unreleased:
diff --git a/chainlib/eth/runnable/wait.py b/chainlib/eth/runnable/wait.py
index 0806239..23c2d21 100644
--- a/chainlib/eth/runnable/wait.py
+++ b/chainlib/eth/runnable/wait.py
@@ -51,6 +51,7 @@ config_dir = os.path.join(script_dir, '..', 'data', 'config')
 
 arg_flags = chainlib.eth.cli.argflag_std_read
 argparser = chainlib.eth.cli.ArgumentParser(arg_flags)
+argparser.add_argument('--delay', type=float, default=0.5, help='Delay between polls')
 argparser.add_argument('--ignore', type=str, action='append', default=[], help='Ignore error from the given transaction')
 argparser.add_argument('--ignore-all', action='store_true', dest='ignore_all', help='Ignore errors from all transactions')
 argparser.add_positional('hashes', append=True, type=str, help='Transaction hashes to wait for')
@@ -59,6 +60,7 @@ extra_args = {
     'ignore': None,
     'ignore_all': None,
     'hashes': None,
+    'delay': None,
         }
 config = chainlib.eth.cli.Config.from_args(args, arg_flags, extra_args=extra_args, default_config_dir=config_dir)
 
@@ -99,7 +101,7 @@ def main():
     for hsh in hashes_ready:
         logg.debug('processing transaction hash {}'.format(hsh))
         try:
-            r = conn.wait(hsh)
+            r = conn.wait(hsh, delay=config.get('_DELAY'))
         except RevertEthException:
             if config.get('_IGNORE_ALL') or hsh in hashes_ignore:
                 logg.info('ignoring revert in transaction hash {}'.format(hsh))
diff --git a/requirements.txt b/requirements.txt
index 97701f0..96b2d04 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,5 @@ pysha3==1.0.2
 hexathon~=0.1.1
 websocket-client==0.57.0
 potaahto~=0.1.0
-chainlib~=0.0.16
+chainlib~=0.0.17
 confini~=0.5.2
diff --git a/setup.cfg b/setup.cfg
index 8ddbf1f..a06f400 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = chainlib-eth
-version = 0.0.18
+version = 0.0.20
 description = Ethereum implementation of the chainlib interface
 author = Louis Holbrook
 author_email = dev@holbrook.no