diff --git a/cmake/NSIS.template.in b/cmake/NSIS.template.in
index 7d0acac3..4e81b7df 100644
--- a/cmake/NSIS.template.in
+++ b/cmake/NSIS.template.in
@@ -244,12 +244,16 @@ ${If} $PortableMode = 0
 	IfFileExists "$INSTDIR\vc_redist.x86.exe" VcRedist86Exists PastVcRedist86Check
 	VcRedist86Exists:
 		ExecWait '"$INSTDIR\vc_redist.x86.exe" /passive /norestart'
+		DetailPrint "Sleep to ensure unlock of vc_redist file after installation..."
+		Sleep 3000
 		Delete "$INSTDIR\vc_redist.x86.exe"
 	PastVcRedist86Check:
 
 	IfFileExists "$INSTDIR\vc_redist.x64.exe" VcRedist64Exists PastVcRedist64Check
 	VcRedist64Exists:
 		ExecWait '"$INSTDIR\vc_redist.x64.exe" /passive /norestart'
+		DetailPrint "Sleep to ensure unlock of vc_redist file after installation..."
+		Sleep 3000
 		Delete "$INSTDIR\vc_redist.x64.exe"
 	PastVcRedist64Check:
 
@@ -310,4 +314,4 @@ LangString DESC_UnSecConfiguration ${LANG_ENGLISH} "Configurations, decks, card
 !insertmacro MUI_UNFUNCTION_DESCRIPTION_BEGIN
 	!insertmacro MUI_DESCRIPTION_TEXT ${UnSecApplication} $(DESC_UnSecApplication)
 	!insertmacro MUI_DESCRIPTION_TEXT ${UnSecConfiguration} $(DESC_UnSecConfiguration)
-!insertmacro MUI_UNFUNCTION_DESCRIPTION_END
\ No newline at end of file
+!insertmacro MUI_UNFUNCTION_DESCRIPTION_END