diff --git a/clarity_epp.py b/clarity_epp.py
index 917124c..086ee79 100755
--- a/clarity_epp.py
+++ b/clarity_epp.py
@@ -5,6 +5,7 @@
 import argparse
 
 import genologics.lims
+from tenacity import Retrying, RetryError, stop_after_attempt, wait_fixed
 
 import clarity_epp.upload
 import clarity_epp.export
@@ -13,10 +14,17 @@
 
 import config
 
-# Setup lims connection
+# Setup lims connection and try connection twice
 lims = genologics.lims.Lims(config.baseuri, config.username, config.password)
 genologics.lims.TIMEOUT = config.api_timeout
 
+try:
+    for lims_connection_attempt in Retrying(stop=stop_after_attempt(2), wait=wait_fixed(1)):
+        with lims_connection_attempt:
+            lims.check_version()
+except RetryError:
+    raise Exception('Could not connect to Clarity LIMS.')
+
 
 # Export Functions
 def export_bioanalyzer(args):
diff --git a/requirements.txt b/requirements.txt
index bde4499..8478adb 100755
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,3 +3,4 @@ argparse==1.4.0
 xmltodict==0.12.0
 pytest==7.0.1
 pytest-mock==3.6.1
+tenacity==8.2.2