diff --git a/dlls/shlwapi/tests/string.c b/dlls/shlwapi/tests/string.c
index d45b2a7a4c0..12f8bfc3f63 100644
--- a/dlls/shlwapi/tests/string.c
+++ b/dlls/shlwapi/tests/string.c
@@ -64,7 +64,7 @@ static LPWSTR  (WINAPI *pStrStrNW)(LPCWSTR,LPCWSTR,UINT);
 static LPWSTR  (WINAPI *pStrStrNIW)(LPCWSTR,LPCWSTR,UINT);
 static INT     (WINAPIV *pwnsprintfA)(LPSTR,INT,LPCSTR, ...);
 static INT     (WINAPIV *pwnsprintfW)(LPWSTR,INT,LPCWSTR, ...);
-static LPWSTR  (WINAPI *pStrChrNW)(LPWSTR,WCHAR,UINT);
+static LPWSTR  (WINAPI *pStrChrNW)(LPCWSTR,WCHAR,UINT);
 static BOOL    (WINAPI *pStrToInt64ExA)(LPCSTR,DWORD,LONGLONG*);
 static BOOL    (WINAPI *pStrToInt64ExW)(LPCWSTR,DWORD,LONGLONG*);