diff --git a/tests/models/complexnn_test.py b/tests/models/complexnn_test.py
index 53ffba2..74c2baa 100644
--- a/tests/models/complexnn_test.py
+++ b/tests/models/complexnn_test.py
@@ -1,6 +1,7 @@
 import torch
 
 from enhancer.models.complexnn.conv import ComplexConv2d, ComplexConvTranspose2d
+from enhancer.models.complexnn.rnn import ComplexLSTM
 
 
 def test_complexconv2d():
@@ -27,3 +28,13 @@ def test_complexconvtranspose2d():
         out = conv(sample_input)
 
     assert out.shape == torch.Size([1, 256, 8, 14])
+
+
+def test_complexlstm():
+    sample_input = torch.rand(13, 2, 128)
+    lstm = ComplexLSTM(128 * 2, 128 * 2, projection_size=512 * 2)
+    with torch.no_grad():
+        out = lstm(sample_input)
+
+    assert out[0].shape == torch.Size([13, 1, 512])
+    assert out[1].shape == torch.Size([13, 1, 512])