diff --git a/app/correlatorMac.spec b/app/correlatorMac.spec
index 0b6f414..a68c9d6 100644
--- a/app/correlatorMac.spec
+++ b/app/correlatorMac.spec
@@ -41,5 +41,5 @@ app = BUNDLE(
     name='Correlator.app',
     icon='icons/correlator.icns',
     bundle_identifier=None,
-    version='4.5.3'
+    version='4.5.4'
 )
diff --git a/app/version.py b/app/version.py
index 45a0f6a..ae3834f 100644
--- a/app/version.py
+++ b/app/version.py
@@ -1,5 +1,5 @@
 from __future__ import print_function
-BaseVersion = "4.5.3"
+BaseVersion = "4.5.4"
 VersionSuffix = ""
 LongVersionSuffix = ""