diff --git a/indra/newview/installers/windows/installer_template.nsi b/indra/newview/installers/windows/installer_template.nsi
index a266156a4736af6b10583e337988f96bad392a41..eb07b54d8dfe0479d99ebf13e62426c6743ad0b3 100644
--- a/indra/newview/installers/windows/installer_template.nsi
+++ b/indra/newview/installers/windows/installer_template.nsi
@@ -195,6 +195,7 @@ FunctionEnd
 ;; Prep Uninstaller Section
 ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 Function un.onInit
+%%ENGAGEREGISTRY%%
 # Read language from registry and set for uninstaller. Key will be removed on successful uninstall
 	ReadRegStr $0 HKEY_LOCAL_MACHINE "SOFTWARE\Linden Research, Inc.\${INSTNAME}" "InstallerLanguage"
     IfErrors lbl_end