diff --git a/win32ss/user/ntuser/scrollbar.c b/win32ss/user/ntuser/scrollbar.c
index 52d5f38c37..619c72bce4 100644
--- a/win32ss/user/ntuser/scrollbar.c
+++ b/win32ss/user/ntuser/scrollbar.c
@@ -486,7 +486,7 @@ co_IntSetScrollInfo(PWND Window, INT nBar, LPCSCROLLINFO lpsi, BOOL bRedraw)
    LPSCROLLINFO Info;
    PSCROLLBARINFO psbi;
    UINT new_flags;
-   INT action = 0;
+   INT action = 0, PrevAction = 0;
    PSBDATA pSBData;
    DWORD OldPos = 0, CurrentPos = 0;
    BOOL bChangeParams = FALSE; /* Don't show/hide scrollbar if params don't change */
@@ -637,6 +637,10 @@ co_IntSetScrollInfo(PWND Window, INT nBar, LPCSCROLLINFO lpsi, BOOL bRedraw)
    }
 
 //done:
+   if ((action == 1) && (PrevAction == 0))
+      co_UserShowScrollBar(Window, nBar, TRUE, TRUE);
+   PrevAction = action;
+
    if ( action & SA_SSI_HIDE )
    {
       co_UserShowScrollBar(Window, nBar, FALSE, FALSE);