diff --git a/MCcubed/VERSION.py b/MCcubed/VERSION.py
index fd38a59..77aecd4 100644
--- a/MCcubed/VERSION.py
+++ b/MCcubed/VERSION.py
@@ -4,4 +4,4 @@
 # MC3 Version:
 MC3_VER =  1  # Major version
 MC3_MIN =  3  # Minor version
-MC3_REV =  1  # Revision
+MC3_REV =  2  # Revision
diff --git a/MCcubed/mc/mcmc.py b/MCcubed/mc/mcmc.py
index 44b71ad..19a15ab 100755
--- a/MCcubed/mc/mcmc.py
+++ b/MCcubed/mc/mcmc.py
@@ -213,6 +213,10 @@ def mcmc(data,            uncert=None,      func=None,      indparams=[],
              "the number of iterations per chain ({:d}).".
              format(burnin, chainsize), log)
 
+  # Ensure that hsize is > nchains
+  if walk=='snooker' and hsize < nchains:
+    hsize = nchains + 1
+
   # Intermediate steps to run GR test and print progress report:
   intsteps   = chainsize / 10