diff --git a/var/spack/repos/builtin/packages/r-mclust/package.py b/var/spack/repos/builtin/packages/r-mclust/package.py
index 05f16e6173..de7a31732d 100644
--- a/var/spack/repos/builtin/packages/r-mclust/package.py
+++ b/var/spack/repos/builtin/packages/r-mclust/package.py
@@ -7,13 +7,19 @@
 
 
 class RMclust(RPackage):
-    """mclust: Gaussian Mixture Modelling for Model-Based Clustering,
-    Classification, and Density Estimation"""
+    """Gaussian Mixture Modelling for Model-Based Clustering, Classification,
+    and Density Estimation
+
+    Gaussian finite mixture models fitted via EM algorithm for model-based
+    clustering, classification, and density estimation, including Bayesian
+    regularization, dimension reduction for visualisation, and resampling-based
+    inference."""
 
     homepage = "http://www.stat.washington.edu/mclust"
     url      = "https://cloud.r-project.org/src/contrib/mclust_5.3.tar.gz"
     list_url = "https://cloud.r-project.org/src/contrib/Archive/mclust"
 
+    version('5.4.7', sha256='45f5a666caee5bebd3160922b8655295a25e37f624741f6574365e4ac5a14c23')
     version('5.4.5', sha256='75f2963082669485953e4306ffa93db98335ee6afdc1318b95d605d56cb30a72')
     version('5.4.4', sha256='ccc31b0ad445e121a447b04988e73232a085c506fcc7ebdf11a3e0754aae3e0d')
     version('5.3', sha256='2b1b6d8266ae16b0e96f118df81559f208a568744a7c105af9f9abf1eef6ba40')