diff --git a/opal/mca/pmix/pmix2x/configure.m4 b/opal/mca/pmix/pmix2x/configure.m4
index 6fc5baa1a0e..372a2db43fa 100644
--- a/opal/mca/pmix/pmix2x/configure.m4
+++ b/opal/mca/pmix/pmix2x/configure.m4
@@ -28,7 +28,7 @@
 AC_DEFUN([MCA_opal_pmix_pmix2x_CONFIG],[
     AC_CONFIG_FILES([opal/mca/pmix/pmix2x/Makefile])
 
-    OPAL_VAR_SCOPE_PUSH([PMIX_VERSION opal_pmix_pmix2x_save_CPPFLAGS opal_pmix_pmix2_save_CFLAGS opal_pmix_pmix2x_save_LDFLAGS opal_pmix_pmix2x_save_LIBS opal_pmix_pmix2x_basedir opal_pmix_pmix2x_args opal_pmix_pmix2x_happy opal_pmix_pmix2x_sm_flag pmix_pmix2x_status_filename])
+    OPAL_VAR_SCOPE_PUSH([PMIX_VERSION opal_pmix_pmix2x_save_CPPFLAGS opal_pmix_pmix2_save_CFLAGS opal_pmix_pmix2x_save_LDFLAGS opal_pmix_pmix2x_save_LIBS opal_pmix_pmix2x_basedir opal_pmix_pmix2x_args opal_pmix_pmix2x_happy  pmix_pmix2x_status_filename])
 
     opal_pmix_pmix2x_basedir=opal/mca/pmix/pmix2x
 
@@ -37,18 +37,6 @@ AC_DEFUN([MCA_opal_pmix_pmix2x_CONFIG],[
     opal_pmix_pmix2x_save_LDFLAGS=$LDFLAGS
     opal_pmix_pmix2x_save_LIBS=$LIBS
 
-    AC_ARG_ENABLE([pmix-dstore],
-                  [AC_HELP_STRING([--enable-pmix-dstore],
-                                  [Enable PMIx shared memory data store (default: enabled)])])
-    AC_MSG_CHECKING([if PMIx shared memory data store is enabled])
-    if test "$enable_pmix_dstore" != "no"; then
-        AC_MSG_RESULT([yes])
-        opal_pmix_pmix2x_sm_flag=--enable-dstore
-    else
-        AC_MSG_RESULT([no (disabled)])
-        opal_pmix_pmix2x_sm_flag=--disable-dstore
-    fi
-
     AC_ARG_ENABLE([pmix-timing],
                   [AC_HELP_STRING([--enable-pmix-timing],
                                   [Enable PMIx timing measurements (default: disabled)])])
@@ -61,15 +49,16 @@ AC_DEFUN([MCA_opal_pmix_pmix2x_CONFIG],[
         opal_pmix_pmix2x_timing_flag=--disable-pmix-timing
     fi
 
-    opal_pmix_pmix2x_args="--with-pmix-symbol-rename=OPAL_MCA_PMIX2X_ $opal_pmix_pmix2x_sm_flag $opal_pmix_pmix2x_timing_flag --without-tests-examples --disable-pmix-backward-compatibility --disable-visibility --enable-embedded-libevent --with-libevent-header=\\\"opal/mca/event/$opal_event_base_include\\\" --enable-embedded-mode"
+    opal_pmix_pmix2x_args="--with-pmix-symbol-rename=OPAL_MCA_PMIX2X_ $opal_pmix_pmix2x_timing_flag --without-tests-examples --disable-pmix-backward-compatibility --disable-visibility --enable-embedded-libevent --with-libevent-header=\\\"opal/mca/event/$opal_event_base_include\\\" --enable-embedded-mode"
     AS_IF([test "$enable_debug" = "yes"],
           [opal_pmix_pmix2x_args="--enable-debug $opal_pmix_pmix2x_args"
            CFLAGS="$OPAL_CFLAGS_BEFORE_PICKY $OPAL_VISIBILITY_CFLAGS -g"],
           [opal_pmix_pmix2x_args="--disable-debug $opal_pmix_pmix2x_args"
            CFLAGS="$OPAL_CFLAGS_BEFORE_PICKY $OPAL_VISIBILITY_CFLAGS"])
     AS_IF([test "$with_devel_headers" = "yes"],
-          [opal_pmix_pmix2x_args="--with-devel-headers $opal_pmix_pmix2x_args"],
-          [opal_pmix_pmix2x_args=$opal_pmix_pmix2x_args])
+          [AS_IF([test "$enable_dlopen" != "no"],
+                 [opal_pmix_pmix2x_args="--with-pmix-extra-lib=$OPAL_TOP_BUILDDIR/opal/lib${OPAL_LIB_PREFIX}open-pal.la $opal_pmix_pmix2x_args"])
+           opal_pmix_pmix2x_args="--with-devel-headers  $opal_pmix_pmix2x_args"])
     CPPFLAGS="-I$OPAL_TOP_SRCDIR -I$OPAL_TOP_BUILDDIR -I$OPAL_TOP_SRCDIR/opal/include -I$OPAL_TOP_BUILDDIR/opal/include $CPPFLAGS"
 
     OPAL_CONFIG_SUBDIR([$opal_pmix_pmix2x_basedir/pmix],
diff --git a/opal/mca/pmix/pmix2x/pmix/config/pmix.m4 b/opal/mca/pmix/pmix2x/pmix/config/pmix.m4
index 9431599e78a..6f9548589b0 100644
--- a/opal/mca/pmix/pmix2x/pmix/config/pmix.m4
+++ b/opal/mca/pmix/pmix2x/pmix/config/pmix.m4
@@ -156,6 +156,18 @@ AC_DEFUN([PMIX_SETUP_CORE],[
     AC_SUBST(PMIX_RENAME)
     AC_CONFIG_FILES(pmix_config_prefix[include/pmix_rename.h])
 
+    # Add any extra lib?
+    AC_ARG_WITH([pmix-extra-lib],
+                AC_HELP_STRING([--with-pmix-extra-lib=LIB],
+                               [Link the output PMIx library to this extra lib (used in embedded mode)]))
+    AC_MSG_CHECKING([for extra lib])
+    AS_IF([test ! -z "$with_pmix_extra_lib"],
+          [AC_MSG_RESULT([$with_pmix_extra_lib])
+           PMIX_EXTRA_LIB=$with_pmix_extra_lib],
+          [AC_MSG_RESULT([no])
+           PMIX_EXTRA_LIB=])
+    AC_SUBST(PMIX_EXTRA_LIB)
+
     # GCC specifics.
     if test "x$GCC" = "xyes"; then
         PMIX_GCC_CFLAGS="-Wall -Wmissing-prototypes -Wundef"
diff --git a/opal/mca/pmix/pmix2x/pmix/src/Makefile.am b/opal/mca/pmix/pmix2x/pmix/src/Makefile.am
index 63370390848..de47aad4c26 100644
--- a/opal/mca/pmix/pmix2x/pmix/src/Makefile.am
+++ b/opal/mca/pmix/pmix2x/pmix/src/Makefile.am
@@ -47,7 +47,8 @@ dist_pmixdata_DATA =
 
 libpmix_la_LIBADD = \
 	mca/base/libpmix_mca_base.la \
-	$(MCA_pmix_FRAMEWORK_LIBS)
+	$(MCA_pmix_FRAMEWORK_LIBS) \
+	$(PMIX_EXTRA_LIB)
 libpmix_la_DEPENDENCIES = $(libpmix_la_LIBADD)
 
 if PMIX_EMBEDDED_MODE