diff --git a/var/spack/repos/builtin/packages/hypre/package.py b/var/spack/repos/builtin/packages/hypre/package.py
index 67a636de44..9af1fecd8c 100644
--- a/var/spack/repos/builtin/packages/hypre/package.py
+++ b/var/spack/repos/builtin/packages/hypre/package.py
@@ -36,7 +36,7 @@ class Hypre(Package):
     url      = "http://computation.llnl.gov/project/linear_solvers/download/hypre-2.10.0b.tar.gz"
 
     version('develop', git='https://github.com/LLNL/hypre', tag='master')
-    version('xsdk-0.2.0', git='https://github.com/LLNL/hypre', tag='xsdk-0.2.0')        
+    version('xsdk-0.2.0', git='https://github.com/LLNL/hypre', tag='xsdk-0.2.0')
     version('2.11.2', 'd507943a1a3ce5681c3308e2f3a6dd34')
     version('2.11.1', '3f02ef8fd679239a6723f60b7f796519')
     version('2.10.1', 'dc048c4cabb3cd549af72591474ad674')
diff --git a/var/spack/repos/builtin/packages/petsc/package.py b/var/spack/repos/builtin/packages/petsc/package.py
index 7d41297f32..c379365dcb 100644
--- a/var/spack/repos/builtin/packages/petsc/package.py
+++ b/var/spack/repos/builtin/packages/petsc/package.py
@@ -40,6 +40,7 @@ class Petsc(Package):
     version('develop', git='https://bitbucket.org/petsc/petsc.git', tag='master')
     version('xsdk-0.2.0', git='https://bitbucket.org/petsc/petsc.git', tag='xsdk-0.2.0')
 
+    version('3.7.6', '977aa84b85aa3146c695592cd0a11057')
     version('3.7.5', 'f00f6e6a3bac39052350dd47194b58a3')
     version('3.7.4', 'aaf94fa54ef83022c14091f10866eedf')
     version('3.7.2', '50da49867ce7a49e7a0c1b37f4ec7b34')
diff --git a/var/spack/repos/builtin/packages/slepc/package.py b/var/spack/repos/builtin/packages/slepc/package.py
index 70db52ba2b..2e5bd08692 100644
--- a/var/spack/repos/builtin/packages/slepc/package.py
+++ b/var/spack/repos/builtin/packages/slepc/package.py
@@ -34,6 +34,7 @@ class Slepc(Package):
     homepage = "http://www.grycap.upv.es/slepc"
     url = "http://slepc.upv.es/download/download.php?filename=slepc-3.6.2.tar.gz"
 
+    version('3.7.4', '2fb782844e3bc265a8d181c3c3e2632a4ca073111c874c654f1365d33ca2eb8a')
     version('3.7.3', '3ef9bcc645a10c1779d56b3500472ceb66df692e389d635087d30e7c46424df9')
     version('3.7.1', '670216f263e3074b21e0623c01bc0f562fdc0bffcd7bd42dd5d8edbe73a532c2')
     version('3.6.3', '384939d009546db37bc05ed81260c8b5ba451093bf891391d32eb7109ccff876')