diff --git a/models/Atari2013.lua b/models/Atari2013.lua
new file mode 100644
index 0000000..0c2200a
--- /dev/null
+++ b/models/Atari2013.lua
@@ -0,0 +1,28 @@
+local nn = require 'nn'
+require 'classic.torch' -- Enables serialisation
+
+local Body = classic.class('Body')
+
+-- Constructor
+function Body:_init(opts)
+  opts = opts or {}
+
+  self.recurrent = opts.recurrent
+  self.histLen = opts.histLen
+  self.stateSpec = opts.stateSpec
+end
+
+function Body:createBody()
+  -- Number of input frames for recurrent networks is always 1
+  local histLen = self.recurrent and 1 or self.histLen
+  local net = nn.Sequential()
+  net:add(nn.View(histLen*self.stateSpec[2][1], self.stateSpec[2][2], self.stateSpec[2][3])) -- Concatenate history in channel dimension
+  net:add(nn.SpatialConvolution(histLen*self.stateSpec[2][1], 16, 8, 8, 4, 4, 1, 1))
+  net:add(nn.ReLU(true))
+  net:add(nn.SpatialConvolution(16, 32, 4, 4, 2, 2))
+  net:add(nn.ReLU(true))
+
+  return net
+end
+
+return Body
diff --git a/run.sh b/run.sh
index ab2e408..4f457bd 100755
--- a/run.sh
+++ b/run.sh
@@ -69,9 +69,9 @@ elif [ "$PAPER" == "demo-async-a3c" ]; then
   th main.lua -zoom 4 -async A3C -entropyBeta 0.001 -eta 0.0007 -momentum 0.99 -bootstraps 0 -batchSize 5 -hiddenSize 32 -doubleQ false -duel false -optimiser adam -steps 15000000 -tau 4 -memSize 20000 -epsilonSteps 10000 -valFreq 10000 -valSteps 6000 -bootstraps 0 -PALpha 0 "$@"
 elif [ "$PAPER" == "async-nstep" ]; then
   # Steps for "1 day" = 80 * 1e6; for "4 days" = 1e9
-  th main.lua -env rlenvs.Atari -modelBody models.Atari -game $GAME -height 84 -width 84 -colorSpace y -async NStepQ -bootstraps 0 -batchSize 5 -momentum 0.99 -rmsEpsilon 0.1 -steps 80000000 -duel false -tau 40000 -optimiser sharedRmsProp -epsilonSteps 4000000 -doubleQ false -PALpha 0 -eta 0.0007 -gradClip 0 "$@"
+  th main.lua -env rlenvs.Atari -modelBody models.Atari2013 -hiddenSize 256 -game $GAME -height 84 -width 84 -colorSpace y -async NStepQ -bootstraps 0 -batchSize 5 -momentum 0.99 -rmsEpsilon 0.1 -steps 80000000 -duel false -tau 40000 -optimiser sharedRmsProp -epsilonSteps 4000000 -doubleQ false -PALpha 0 -eta 0.0007 -gradClip 0 "$@"
 elif [ "$PAPER" == "async-a3c" ]; then
-  th main.lua -env rlenvs.Atari -modelBody models.Atari -game $GAME -height 84 -width 84 -colorSpace y -async A3C -bootstraps 0 -batchSize 5 -momentum 0.99 -rmsEpsilon 0.1 -steps 80000000 -duel false -tau 40000 -optimiser sharedRmsProp -epsilonSteps 4000000 -doubleQ false -PALpha 0 -eta 0.0007 -gradClip 0 "$@"
+  th main.lua -env rlenvs.Atari -modelBody models.Atari2013 -hiddenSize 256 -game $GAME -height 84 -width 84 -colorSpace y -async A3C -bootstraps 0 -batchSize 5 -momentum 0.99 -rmsEpsilon 0.1 -steps 80000000 -duel false -tau 40000 -optimiser sharedRmsProp -epsilonSteps 4000000 -doubleQ false -PALpha 0 -eta 0.0007 -gradClip 0 "$@"
 
 # Examples
 elif [ "$PAPER" == "demo-grid" ]; then