diff --git a/dlls/shell32/shlexec.c b/dlls/shell32/shlexec.c
index 794d0bd3e2f..fec78701d84 100644
--- a/dlls/shell32/shlexec.c
+++ b/dlls/shell32/shlexec.c
@@ -1711,10 +1711,10 @@ BOOL SHELL_execute( LPSHELLEXECUTEINFOW sei, SHELL_ExecuteW32 execfunc )
 		}
 	    }
 
-	    strcpyW(wfileName, sei_tmp.lpFile);
+           lstrcpynW(wfileName, sei_tmp.lpFile,sizeof(wfileName)/sizeof(WCHAR));
 	}
     } else
-	strcpyW(wfileName, sei_tmp.lpFile);
+       lstrcpynW(wfileName, sei_tmp.lpFile,sizeof(wfileName)/sizeof(WCHAR));
 
     lpFile = wfileName;