diff --git a/var/spack/repos/builtin/packages/p7zip/package.py b/var/spack/repos/builtin/packages/p7zip/package.py
index 4a8740326b..d1da0ebeab 100644
--- a/var/spack/repos/builtin/packages/p7zip/package.py
+++ b/var/spack/repos/builtin/packages/p7zip/package.py
@@ -13,7 +13,7 @@ class P7zip(MakefilePackage):
     maintainers("vmiheer")
     homepage = "http://p7zip.sourceforge.net"
 
-    version("17.05", sha256="9473e324de6a87d89cb7ff65b0fec4ae3f147f03ffc138189c336a4650d74804")
+    version("17.05", sha256="d2788f892571058c08d27095c22154579dfefb807ebe357d145ab2ddddefb1a6")
     version("17.04", sha256="ea029a2e21d2d6ad0a156f6679bd66836204aa78148a4c5e498fe682e77127ef")
     version("16.02", sha256="5eb20ac0e2944f6cb9c2d51dd6c4518941c185347d4089ea89087ffdd6e2341f")