diff --git a/SeqReverseSequence.lua b/SeqReverseSequence.lua
index 2588ff7..842be61 100644
--- a/SeqReverseSequence.lua
+++ b/SeqReverseSequence.lua
@@ -17,7 +17,7 @@ end
 
 function SeqReverseSequence:reverseOutput(input)
     self.output:resizeAs(input)
-    self.outputIndices = self.outputIndices or ((torch.type(input) == 'torch.CudaTensor') and torch.CudaTensor() or torch.LongTensor())
+    self.outputIndices = self.outputIndices or ((torch.type(input) == 'torch.CudaTensor') and torch.CudaTensor() or (torch.type(input) == 'torch.ClTensor') and torch.ClTensor() or torch.LongTensor())
     self.outputIndices:resize(input:size())
     local T = input:size(1)
     for x = 1, T do
@@ -45,7 +45,7 @@ end
 
 function SeqReverseSequence:reverseGradOutput(gradOutput)
     self.gradInput:resizeAs(gradOutput)
-    self.gradIndices = self.gradIndices or ((torch.type(gradOutput) == 'torch.CudaTensor') and torch.CudaTensor() or torch.LongTensor())
+    self.gradIndices = self.gradIndices or ((torch.type(gradOutput) == 'torch.CudaTensor') and torch.CudaTensor() or (torch.type(gradOutput) == 'torch.ClTensor') and torch.ClTensor() or torch.LongTensor())
     self.gradIndices:resize(gradOutput:size())
     local T = gradOutput:size(1)
     for x = 1, T do