diff --git a/mmtk/Cargo.lock b/mmtk/Cargo.lock
index 6c5f4eb..8843226 100644
--- a/mmtk/Cargo.lock
+++ b/mmtk/Cargo.lock
@@ -573,7 +573,7 @@ dependencies = [
 [[package]]
 name = "mmtk"
 version = "0.32.0"
-source = "git+https://github.com/wks/mmtk-core.git?rev=70b17d97c704c2f885bb96041abf686a07590530#70b17d97c704c2f885bb96041abf686a07590530"
+source = "git+https://github.com/mmtk/mmtk-core.git?rev=707facc54d73364340c5a850093510a6051bed89#707facc54d73364340c5a850093510a6051bed89"
 dependencies = [
  "atomic",
  "atomic-traits",
@@ -609,7 +609,7 @@ dependencies = [
 [[package]]
 name = "mmtk-macros"
 version = "0.32.0"
-source = "git+https://github.com/wks/mmtk-core.git?rev=70b17d97c704c2f885bb96041abf686a07590530#70b17d97c704c2f885bb96041abf686a07590530"
+source = "git+https://github.com/mmtk/mmtk-core.git?rev=707facc54d73364340c5a850093510a6051bed89#707facc54d73364340c5a850093510a6051bed89"
 dependencies = [
  "proc-macro-error",
  "proc-macro2",
diff --git a/mmtk/Cargo.toml b/mmtk/Cargo.toml
index 882b5c8..3583adf 100644
--- a/mmtk/Cargo.toml
+++ b/mmtk/Cargo.toml
@@ -36,8 +36,8 @@ probe = "0.5"
 features = ["vo_bit", "object_pinning", "sticky_immix_non_moving_nursery"]
 
 # Uncomment the following lines to use mmtk-core from the official repository.
-git = "https://github.com/wks/mmtk-core.git"
-rev = "70b17d97c704c2f885bb96041abf686a07590530"
+git = "https://github.com/mmtk/mmtk-core.git"
+rev = "707facc54d73364340c5a850093510a6051bed89"
 
 # Uncomment the following line to use mmtk-core from a local repository.
 #path = "../../mmtk-core"