diff --git a/.changeset/little-ads-kick.md b/.changeset/little-ads-kick.md
new file mode 100644
index 000000000..ab9d8cfe2
--- /dev/null
+++ b/.changeset/little-ads-kick.md
@@ -0,0 +1,5 @@
+---
+'openzeppelin-solidity': patch
+---
+
+`ERC7579Utils`: Replace `address(0)` with `address(this)` during execution for calldata compression efficiency.
diff --git a/.changeset/many-tables-tan.md b/.changeset/many-tables-tan.md
new file mode 100644
index 000000000..c6d41f296
--- /dev/null
+++ b/.changeset/many-tables-tan.md
@@ -0,0 +1,5 @@
+---
+'openzeppelin-solidity': patch
+---
+
+`ERC4337Utils`: Update the `hash` function to call `getUserOpHash` on the specified entrypoint and add an `ENTRYPOINT_V08` constant.
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 318f63618..ab5ca49ff 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@
 #### Custom error changes
 
 - Replace `GovernorAlreadyOverridenVote` with `GovernorAlreadyOverriddenVote`.
+- Replace `GovernorOnlyProposer` with `GovernorUnableToCancel`.
 
 ### Changes by category