diff --git a/Core/manifest.mf b/Core/manifest.mf
index 5b1c3bfaaba0912dd917ac529a67de20459d1bd2..a1e03f7705573f5bf192027741d696865a60c39f 100644
--- a/Core/manifest.mf
+++ b/Core/manifest.mf
@@ -5,5 +5,6 @@ OpenIDE-Module-Layer: org/sleuthkit/autopsy/core/layer.xml
 OpenIDE-Module-Implementation-Version: 1
 OpenIDE-Module-Requires: org.openide.windows.WindowManager, org.netbeans.api.javahelp.Help
 AutoUpdate-Show-In-Client: true
+AutoUpdate-Essential-Module: true
 OpenIDE-Module-Install: org/sleuthkit/autopsy/core/Installer.class
 
diff --git a/CoreLibs/manifest.mf b/CoreLibs/manifest.mf
index dcd315ee5ff9199dd9d76362a238de60a593b78f..fab07d996a956cbd92e1f340aa003a067606461a 100644
--- a/CoreLibs/manifest.mf
+++ b/CoreLibs/manifest.mf
@@ -2,4 +2,6 @@ Manifest-Version: 1.0
 OpenIDE-Module: org.sleuthkit.autopsy.corelibs/3
 OpenIDE-Module-Localizing-Bundle: org/sleuthkit/autopsy/corelibs/Bundle.properties
 OpenIDE-Module-Specification-Version: 1.0
+AutoUpdate-Show-In-Client: true
+AutoUpdate-Essential-Module: true