diff --git a/components/__init__.py b/components/__init__.py
index 0e6081b..74fd8ce 100644
--- a/components/__init__.py
+++ b/components/__init__.py
@@ -112,23 +112,6 @@ def define_mercury(reqs):
                           'make install'], libs=['opa'],
                 package='openpa-devel' if inst(reqs, 'openpa') else None)
 
-    if ARM_PLATFORM:
-        url = "https://github.com/mercury-hpc/mchecksum.git"
-        retriever = GitRepoRetriever(url)
-        reqs.define('mchecksum',
-                    retriever=retriever,
-                    commands=['cmake -DBUILD_SHARED_LIBS=ON $MCHECKSUM_SRC'
-                              '-DBUILD_TESTING=ON '
-                              '-DCMAKE_INSTALL_PREFIX=$MCHECKSUM_PREFIX '
-                              '-DMCHECKSUM_ENABLE_COVERAGE=OFF '
-                              '-DMCHECKSUM_ENABLE_VERBOSE_ERROR=ON '
-                              '-DMCHECKSUM_USE_ZLIB=OFF '
-                              '-DCMAKE_INSTALL_RPATH=$MCHECKSUM_PREFIX/lib '
-                              '-DCMAKE_INSTALL_RPATH_USE_LINK_PATH=TRUE ',
-                              'make $JOBS_OPT', 'make install'],
-                    libs=['mchecksum'],
-                    out_of_src_build=True)
-
 
 def define_common(reqs):
     """common system component definitions"""
@@ -230,8 +213,6 @@ def define_pmix(reqs):
                 package='ompi-devel' if inst(reqs, 'ompi') else None)
 
 
-
-
 def define_components(reqs):
     """Define all of the components"""
     define_common(reqs)
@@ -245,8 +226,15 @@ def define_components(reqs):
                 retriever=GitRepoRetriever(
                     'https://github.com/01org/isa-l.git'),
                 commands=isal_build,
-                required_progs=['nasm', 'yasm'],
                 libs=["isal"])
+    reqs.define('isal_crypto',
+                retriever=GitRepoRetriever("https://github.com/intel/"
+                                           "isa-l_crypto"),
+                commands=['./autogen.sh ',
+                          './configure --prefix=$ISAL_CRYPTO_PREFIX '
+                          '--libdir=$ISAL_CRYPTO_PREFIX/lib',
+                          'make $JOBS_OPT', 'make install'],
+                libs=['isal_crypto'])
 
 
     retriever = GitRepoRetriever("https://github.com/pmem/pmdk.git")