diff --git a/installer/debian/oco-agent/DEBIAN/control b/installer/debian/oco-agent/DEBIAN/control
index ebae84e..c9884b7 100644
--- a/installer/debian/oco-agent/DEBIAN/control
+++ b/installer/debian/oco-agent/DEBIAN/control
@@ -1,5 +1,5 @@
 Package: OCO-Agent
-Version: 1.0.3
+Version: 1.0.4
 Section: base
 Priority: optional
 Architecture: all
diff --git a/installer/macos/build.sh b/installer/macos/build.sh
index cc2a1b8..70905f2 100755
--- a/installer/macos/build.sh
+++ b/installer/macos/build.sh
@@ -5,7 +5,7 @@ set -e
 SCRIPTPATH="$( cd -- "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
 TARGET_DIRECTORY="$SCRIPTPATH/target"
 PRODUCT="OCO Agent"
-VERSION="1.0.3"
+VERSION="1.0.4"
 TARGET_FILENAME="oco-agent.pkg"
 DEVELOPER_ID_INSTALLER_CERT_NAME="Developer ID Installer: Georg Sieber (96G8V7UY3M)"
 #DEVELOPER_ACCOUNT_USERNAME=""
diff --git a/installer/windows/oco-agent.iss b/installer/windows/oco-agent.iss
index 55043ff..21d245c 100644
--- a/installer/windows/oco-agent.iss
+++ b/installer/windows/oco-agent.iss
@@ -2,7 +2,7 @@
 ; SEE THE DOCUMENTATION FOR DETAILS ON CREATING INNO SETUP SCRIPT FILES!
 
 #define MyAppName "OCO Agent"
-#define MyAppVersion "1.0.3"
+#define MyAppVersion "1.0.4"
 #define MyAppPublisher "Sieber Systems"
 #define MyAppURL "https://github.com/schorschii/OCO-Agent"
 #define MyAppSupportURL "https://sieber.systems/"
diff --git a/oco_agent/__init__.py b/oco_agent/__init__.py
index b5dcf65..7cdc3ce 100644
--- a/oco_agent/__init__.py
+++ b/oco_agent/__init__.py
@@ -1,7 +1,7 @@
 __title__   = 'OCO-Agent'
 __author__  = 'Georg Sieber'
 __license__ = 'GPL-3.0'
-__version__ = '1.0.3'
+__version__ = '1.0.4'
 __website__ = 'https://github.com/schorschii/OCO-Agent'
 
 __all__ = [__author__, __license__, __version__]
diff --git a/oco_agent/oco_agent.py b/oco_agent/oco_agent.py
index 5020428..f8cc7a3 100644
--- a/oco_agent/oco_agent.py
+++ b/oco_agent/oco_agent.py
@@ -13,7 +13,8 @@
 
 try:
 	import pip_system_certs.wrapt_requests
-except ImportError: pass
+except ImportError:
+	print('ATTENTION: unable to load pip_system_certs.wrapt_requests')
 
 import signal
 import threading
@@ -43,7 +44,7 @@
 
 ##### CONSTANTS #####
 
-AGENT_VERSION = '1.0.3'
+from .__init__ import __version__
 EXECUTABLE_PATH = os.path.abspath(os.path.dirname(sys.argv[0]))
 DEFAULT_CONFIG_PATH = EXECUTABLE_PATH+'/oco-agent.ini'
 LOCKFILE_PATH = tempfile.gettempdir()+'/oco-agent.lock'
@@ -961,7 +962,7 @@ def mainloop(args):
 	# send initial request
 	print(logtime()+'Sending agent_hello...')
 	request = jsonRequest('oco.agent.hello', {
-		'agent_version': AGENT_VERSION,
+		'agent_version': __version__,
 		'networks': getNics(),
 		'services': getServiceStatus(),
 		'uptime': getUptime()
@@ -1000,7 +1001,7 @@ def mainloop(args):
 			print(logtime()+'Updating inventory data...')
 			jsonRequest('oco.agent.update', {
 				'hostname': getHostname(),
-				'agent_version': AGENT_VERSION,
+				'agent_version': __version__,
 				'os': getOs(),
 				'os_version': getOsVersion(),
 				'os_license': getIsActivated(),