diff --git a/packaging/windows/subsurface.nsi.in b/packaging/windows/subsurface.nsi.in
index 58b59a66b..32c063672 100644
--- a/packaging/windows/subsurface.nsi.in
+++ b/packaging/windows/subsurface.nsi.in
@@ -83,11 +83,12 @@
 #--------------------------------
 # Default installer section
 
-Section
+Function .onInit
     !include x64.nsh
     ${If} 64BITBUILDTOKEN
         ${IfNot} ${RunningX64}
-            Abort "You cannot install the 64bit version of Subsurface on a 32bit version of Windows"
+            MessageBox MB_OK "You cannot install the 64bit version of Subsurface on a 32bit version of Windows"
+                Abort "Please download the 32bit version of the Subsurface installer"
         ${EndIf}
     ${Else}
         ${If} ${RunningX64}
@@ -96,7 +97,9 @@ Section
             goforit:
         ${EndIf}
     ${Endif}
+FunctionEnd
 
+Section
     SetShellVarContext all
 
     # Installation path