diff --git a/.gitmodules b/.gitmodules
index a2feab0..d439960 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "backend-simulators/pim/pimsim-nn"]
 	path = backend-simulators/pim/pimsim-nn
 	url = https://github.com/HEAPLab/pimsim-nn.git
+[submodule "third_party/PIMCOMP-NN"]
+	path = third_party/PIMCOMP-NN
+	url = https://github.com/sunxt99/PIMCOMP-NN