diff --git a/.gitmodules b/.gitmodules
index 7b0d8fc9..b8260d32 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -182,11 +182,6 @@
 [submodule "vendor/npeg"]
 	path = vendor/npeg
 	url = https://github.com/zevv/npeg
-[submodule "vendor/nim-poseidon2"]
-	path = vendor/nim-poseidon2
-	url = https://github.com/logos-storage/nim-poseidon2.git
-	ignore = untracked
-	branch = master
 [submodule "vendor/constantine"]
 	path = vendor/constantine
 	url = https://github.com/mratsim/constantine.git
diff --git a/vendor/nim-poseidon2 b/vendor/nim-poseidon2
deleted file mode 160000
index 4e2c6e61..00000000
--- a/vendor/nim-poseidon2
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 4e2c6e619b2f2859aaa4b2aed2f346ea4d0c67a3