diff --git a/.gitmodules b/.gitmodules
index 721cce3b4..98a0af1ab 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -7,10 +7,12 @@
 [submodule "external/trezor-common"]
 	path = external/trezor-common
 	url = https://github.com/trezor/trezor-common.git
-[submodule "external/randomx"]
-	path = external/randomx
-	url = https://github.com/tevador/RandomX
 [submodule "external/supercop"]
 	path = external/supercop
 	url = https://github.com/monero-project/supercop
 	branch = monero
+[submodule "external/randomwow"]
+	path = external/randomwow
+	url = https://codeberg.org/wownero/RandomWOW
+        branch = 1.2.1-wow
+
diff --git a/CMakeLists.txt b/CMakeLists.txt
index fddfced17..c8edf7a45 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -368,7 +368,7 @@ if(NOT MANUAL_SUBMODULES)
     check_submodule(external/miniupnp)
     check_submodule(external/rapidjson)
     check_submodule(external/trezor-common)
-    check_submodule(external/randomx)
+    check_submodule(external/randomwow)
     check_submodule(external/supercop)
   endif()
 endif()
diff --git a/external/CMakeLists.txt b/external/CMakeLists.txt
index 538e4d215..649383aa2 100644
--- a/external/CMakeLists.txt
+++ b/external/CMakeLists.txt
@@ -70,4 +70,4 @@ endif()
 add_subdirectory(db_drivers)
 add_subdirectory(easylogging++)
 add_subdirectory(qrcodegen)
-add_subdirectory(randomx EXCLUDE_FROM_ALL)
+add_subdirectory(randomwow EXCLUDE_FROM_ALL)
diff --git a/external/randomwow b/external/randomwow
new file mode 160000
index 000000000..27b099b6d
--- /dev/null
+++ b/external/randomwow
@@ -0,0 +1 @@
+Subproject commit 27b099b6dd6fef6e17f58c6dfe00009e9c5df587
diff --git a/external/randomx b/external/randomx
deleted file mode 160000
index 102f8acf9..000000000
--- a/external/randomx
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 102f8acf90a7649ada410de5499a7ec62e49e1da