diff --git a/Cargo.lock b/Cargo.lock
index bfc85dda8..4aa7c7b67 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1737,8 +1737,8 @@ checksum = "95505c38b4572b2d910cecb0281560f54b440a19336cbbcb27bf6ce6adc6f5a8"
 
 [[package]]
 name = "heed"
-version = "0.12.5"
-source = "git+https://github.com/meilisearch/heed?tag=v0.12.6#8c5b94225fc949c02bb7b900cc50ffaf6b584b1e"
+version = "0.12.7"
+source = "git+https://github.com/meilisearch/heed?tag=v0.12.7#061a5276b1f336f5f3302bee291e336041d88632"
 dependencies = [
  "byteorder",
  "heed-traits",
@@ -1755,12 +1755,12 @@ dependencies = [
 [[package]]
 name = "heed-traits"
 version = "0.7.0"
-source = "git+https://github.com/meilisearch/heed?tag=v0.12.6#8c5b94225fc949c02bb7b900cc50ffaf6b584b1e"
+source = "git+https://github.com/meilisearch/heed?tag=v0.12.7#061a5276b1f336f5f3302bee291e336041d88632"
 
 [[package]]
 name = "heed-types"
 version = "0.7.2"
-source = "git+https://github.com/meilisearch/heed?tag=v0.12.6#8c5b94225fc949c02bb7b900cc50ffaf6b584b1e"
+source = "git+https://github.com/meilisearch/heed?tag=v0.12.7#061a5276b1f336f5f3302bee291e336041d88632"
 dependencies = [
  "bincode",
  "heed-traits",
diff --git a/milli/Cargo.toml b/milli/Cargo.toml
index cbe0794fe..4831ea990 100644
--- a/milli/Cargo.toml
+++ b/milli/Cargo.toml
@@ -29,9 +29,8 @@ geoutils = "0.5.1"
 grenad = { version = "0.4.4", default-features = false, features = [
     "tempfile",
 ] }
-heed = { git = "https://github.com/meilisearch/heed", tag = "v0.12.6", default-features = false, features = [
-    "lmdb",
-    "sync-read-txn",
+heed = { git = "https://github.com/meilisearch/heed", tag = "v0.12.7", default-features = false, features = [
+    "lmdb", "read-txn-no-tls"
 ] }
 indexmap = { version = "1.9.3", features = ["serde"] }
 instant-distance = { version = "0.6.1", features = ["with-serde"] }