diff --git a/src/phenoman-src-1.0rc/pheno_man/pheno_man.py b/src/phenoman-src-1.0rc/pheno_man/pheno_man.py
index 5b6d959..f544e34 100644
--- a/src/phenoman-src-1.0rc/pheno_man/pheno_man.py
+++ b/src/phenoman-src-1.0rc/pheno_man/pheno_man.py
@@ -1253,7 +1253,7 @@ def codeR(self, dat):
 
     def R(self, rstr):
         ''' Run R command and parse the output '''
-        tc = Popen(["R", '--slave', '--vanilla'], stdin = PIPE, stdout = PIPE, stderr = PIPE)
+        tc = Popen(["R", '--subordinate', '--vanilla'], stdin = PIPE, stdout = PIPE, stderr = PIPE)
         out, error = tc.communicate(rstr.encode(sys.getdefaultencoding()))
         if (tc.returncode):
             raise ValueError(" (exception captured from R) \n{0}".format(error.decode(sys.getdefaultencoding())))
diff --git a/src/phenoman-src-1.0rc/pheno_man/str4r.py b/src/phenoman-src-1.0rc/pheno_man/str4r.py
index 48bf982..11d62e8 100644
--- a/src/phenoman-src-1.0rc/pheno_man/str4r.py
+++ b/src/phenoman-src-1.0rc/pheno_man/str4r.py
@@ -164,7 +164,7 @@ def runR(maer):
 		warnings = None
 		if not isinstance(maer, basestring):
 			raise ValueError("Input script must be a string")
-		tc = Popen(["R", '--slave', '--vanilla'], stdin = PIPE, stdout = PIPE, stderr = PIPE)
+		tc = Popen(["R", '--subordinate', '--vanilla'], stdin = PIPE, stdout = PIPE, stderr = PIPE)
 		out, error = tc.communicate(maer.encode(sys.getdefaultencoding()))
 		if (tc.returncode):
 			raise ValueError("**** R ERROR ****\n{}*****************\n".format(error.decode(sys.getdefaultencoding())))