diff --git a/dlls/shell32/dialogs.c b/dlls/shell32/dialogs.c
index 5d7e079..1a583f2 100644
--- a/dlls/shell32/dialogs.c
+++ b/dlls/shell32/dialogs.c
@@ -60,15 +60,10 @@
  * PickIconDlg					[SHELL32.62]
  *
  */
-INT WINAPI PickIconDlg(
-	HWND hwndOwner,
-	LPSTR lpstrFile,
-	DWORD nMaxFile,
-	LPDWORD lpdwIconIndex)
+INT WINAPI PickIconDlg(HWND hwndOwner, WCHAR *path, UINT path_len, INT *index)
 {
-	FIXME("(%p,%s,%08x,%p):stub.\n",
-	  hwndOwner, lpstrFile, nMaxFile,lpdwIconIndex);
-	return 0xffffffff;
+    FIXME("(%p,%s,%u,%p):stub.\n", hwndOwner, debugstr_w(path), path_len, index);
+    return 0xffffffff;
 }
 
 HRESULT WINAPI SHOpenWithDialog(HWND parent, const OPENASINFO *info)
diff --git a/dlls/shell32/shell32.spec b/dlls/shell32/shell32.spec
index 6d2c61b..c38591c 100644
--- a/dlls/shell32/shell32.spec
+++ b/dlls/shell32/shell32.spec
@@ -57,7 +57,7 @@
   59 stdcall -ordinal RestartDialog(long wstr long)
   60 stdcall -noname ExitWindowsDialog(long)
   61 stdcall -noname RunFileDlg(long long str str str long) RunFileDlgAW
-  62 stdcall -ordinal PickIconDlg(long ptr long ptr)
+  62 stdcall -ordinal PickIconDlg(long wstr long ptr)
   63 stdcall -ordinal GetFileNameFromBrowse(long ptr long str str str str) GetFileNameFromBrowseAW
   64 stdcall -ordinal DriveType(long)
   65 stdcall -noname InvalidateDriveType(long)
diff --git a/dlls/shell32/undocshell.h b/dlls/shell32/undocshell.h
index 3f3372a..9b3d844 100644
--- a/dlls/shell32/undocshell.h
+++ b/dlls/shell32/undocshell.h
@@ -79,12 +79,6 @@
  * Shell Common Dialogs
  */
 
-BOOL WINAPI PickIconDlg(
-	HWND hwndOwner,
-	LPSTR lpstrFile,
-	DWORD nMaxFile,
-	LPDWORD lpdwIconIndex);
-
 /* RunFileDlg flags */
 #define RFF_NOBROWSE       0x01
 #define RFF_NODEFAULT      0x02
diff --git a/include/shlobj.h b/include/shlobj.h
index 66596a3..09efc18 100644
--- a/include/shlobj.h
+++ b/include/shlobj.h
@@ -1800,6 +1800,8 @@
                                       LPFNDFMCALLBACK lpfn, UINT nKeys, const HKEY *ahkeys,
                                       IContextMenu **ppcm);
 
+int WINAPI PickIconDlg(HWND owner, WCHAR *path, UINT path_len, int *index);
+
 #include <poppack.h>
 
 #ifdef __cplusplus