diff --git a/matlab/independent_metropolis_hastings.m b/matlab/independent_metropolis_hastings.m
index 9137d9fbd..05fa09579 100644
--- a/matlab/independent_metropolis_hastings.m
+++ b/matlab/independent_metropolis_hastings.m
@@ -70,7 +70,7 @@ localVars.varargin=varargin;
 % tic,
 
 
-if isnumeric(options_.parallel),% | isunix, % for the moment exclude unix platform from parallel implementation
+if isnumeric(options_.parallel),
     fout = independent_metropolis_hastings_core(localVars, fblck, nblck, 0);
     record = fout.record;
     
diff --git a/matlab/random_walk_metropolis_hastings.m b/matlab/random_walk_metropolis_hastings.m
index c03d22051..e566f9c10 100644
--- a/matlab/random_walk_metropolis_hastings.m
+++ b/matlab/random_walk_metropolis_hastings.m
@@ -69,7 +69,7 @@ localVars.varargin=varargin;
 % tic,
 
 
-if isnumeric(options_.parallel),% | isunix, % for the moment exclude unix platform from parallel implementation
+if isnumeric(options_.parallel),
     fout = random_walk_metropolis_hastings_core(localVars, fblck, nblck, 0);
     record = fout.record;