Update README.md

README.md

@@ -5,7 +5,7 @@ Read online analysis report at <https://xsliulab.github.io/PC_CNA_signature/>.
 * tool **sigminer**: https://shixiangwang.github.io/sigminer-doc/
 * manuscript: ***Wang S, Li H, Song M, Tao Z, Wu T, He Z, et al. (2021) Copy number signature analysis tool and its application in prostate cancer reveals distinct mutational processes and clinical outcomes. PLoS Genet 17(5): e1009557. https://doi.org/10.1371/journal.pgen.1009557***
 
-The both methods ("Wang" and "Macintyre") are available at Sigminer v1.2.5 (https://cran.r-project.org/web/packages/sigminer/index.html).
+The both methods ("Wang" and "Macintyre") are available at Sigminer v1.2.5 (https://cran.r-project.org/src/contrib/Archive/sigminer/).
 
 ## LICENSE