diff --git a/lib/plumed/Install.py b/lib/plumed/Install.py
index a59200d1f8..e34fc9236a 100644
--- a/lib/plumed/Install.py
+++ b/lib/plumed/Install.py
@@ -6,7 +6,7 @@ used to automate the steps described in the README file in this dir
 """
 
 from __future__ import print_function
-import sys, os, subprocess, shutil
+import sys, os, platform, subprocess, shutil
 from argparse import ArgumentParser
 
 sys.path.append('..')
@@ -130,7 +130,10 @@ if os.path.isfile("Makefile.lammps.%s" % mode):
   print("Creating Makefile.lammps")
   plumedinc = os.path.join('liblink', 'plumed', 'src', 'lib', 'Plumed.inc.' + mode)
   lines1 = open(plumedinc, 'r').readlines()
-  lines2 = open("Makefile.lammps.%s" % mode, 'r').readlines()
+  if (platform.system() == 'Darwin' and os.path.isfile("Makefile.lammps.%s.macosx")):
+    lines2 = open("Makefile.lammps.%s.macosx" % mode, 'r').readlines()
+  else:
+    lines2 = open("Makefile.lammps.%s" % mode, 'r').readlines()
   fp = open("Makefile.lammps", 'w')
   fp.write("PLUMED_LIBDIR=" + os.path.join(homedir, "lib\n"))
   for line in lines1:
diff --git a/lib/plumed/Makefile.lammps.runtime.macosx b/lib/plumed/Makefile.lammps.runtime.macosx
new file mode 100644
index 0000000000..d0ae6e82a5
--- /dev/null
+++ b/lib/plumed/Makefile.lammps.runtime.macosx
@@ -0,0 +1,5 @@
+# Settings that the LAMMPS build will import when this package library is used
+
+plumed_SYSINC = -D__PLUMED_HAS_DLOPEN=1 -D__PLUMED_DEFAULT_KERNEL=$(PLUMED_LIBDIR)/libplumedKernel.dylib
+plumed_SYSLIB = $(PLUMED_LOAD) -rdynamic
+plumed_SYSPATH =