diff --git a/programs/progman/dialog.c b/programs/progman/dialog.c
index f862b0888a5..fc7c7fdd5db 100644
--- a/programs/progman/dialog.c
+++ b/programs/progman/dialog.c
@@ -406,7 +406,7 @@ static INT_PTR CALLBACK DIALOG_SYMBOL_DlgProc(HWND hDlg, UINT msg, WPARAM wParam
  *
  *           DIALOG_Symbol
  */
-VOID DIALOG_Symbol(HICON *lphIcon, LPSTR lpszIconFile,
+static VOID DIALOG_Symbol(HICON *lphIcon, LPSTR lpszIconFile,
 		   INT *lpnIconIndex, INT nSize)
 {
   DLGPROC lpfnDlg = MakeProcInstance(DIALOG_SYMBOL_DlgProc, Globals.hInstance);
diff --git a/programs/progman/progman.h b/programs/progman/progman.h
index 59004b9ca42..5f7504ba6ce 100644
--- a/programs/progman/progman.h
+++ b/programs/progman/progman.h
@@ -184,8 +184,6 @@ BOOL   DIALOG_ProgramAttributes(LPSTR lpszTitle, LPSTR lpszCmdLine,
 				LPSTR lpszWorkDir, LPSTR lpszIconFile,
 				HICON *lphIcon, INT *nIconIndex,
 				INT *lpnHotKey, INT *lpnCmdShow, INT nSize);
-VOID   DIALOG_Symbol(HICON *lphIcon, LPSTR lpszIconFile,
-		     INT *lpnIconIndex, INT nSize);
 VOID   DIALOG_Execute(void);
 
 VOID   STRING_LoadMenus(VOID);