diff --git a/.changeset/pre.json b/.changeset/pre.json
index 2ef010c92..8b08aba6f 100644
--- a/.changeset/pre.json
+++ b/.changeset/pre.json
@@ -21,6 +21,7 @@
   },
   "changesets": [
     "add-src-to-npm",
+    "angry-lamps-crash",
     "big-goats-guess",
     "big-shrimps-rule",
     "blue-frogs-reply",
@@ -33,6 +34,7 @@
     "tame-walls-speak",
     "thin-items-hide",
     "tricky-spiders-invite",
-    "update-ethers"
+    "update-ethers",
+    "yellow-pugs-drive"
   ]
 }
diff --git a/waffle-chai/CHANGELOG.md b/waffle-chai/CHANGELOG.md
index 18c520972..028902c25 100644
--- a/waffle-chai/CHANGELOG.md
+++ b/waffle-chai/CHANGELOG.md
@@ -1,5 +1,12 @@
 # @ethereum-waffle/chai
 
+## 4.0.0-alpha.26
+
+### Patch Changes
+
+- 9b0e87c: Optimism fix revertedWith matcher
+- e631daf: Fix Optimism revertedWith matcher 2
+
 ## 4.0.0-alpha.25
 
 ### Patch Changes
diff --git a/waffle-chai/package.json b/waffle-chai/package.json
index 2517911b0..22c8500f4 100644
--- a/waffle-chai/package.json
+++ b/waffle-chai/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@ethereum-waffle/chai",
   "description": "A sweet set of chai matchers for your blockchain testing needs.",
-  "version": "4.0.0-alpha.25",
+  "version": "4.0.0-alpha.26",
   "author": "Marek Kirejczyk <account@ethworks.io> (http://ethworks.io)",
   "repository": "git@github.com:EthWorks/Waffle.git",
   "private": false,
diff --git a/waffle-cli/CHANGELOG.md b/waffle-cli/CHANGELOG.md
index b460111b7..ceb36fc88 100644
--- a/waffle-cli/CHANGELOG.md
+++ b/waffle-cli/CHANGELOG.md
@@ -1,5 +1,15 @@
 # ethereum-waffle
 
+## 4.0.0-alpha.26
+
+### Patch Changes
+
+- Updated dependencies [9b0e87c]
+- Updated dependencies [e631daf]
+  - @ethereum-waffle/chai@4.0.0-alpha.26
+  - @ethereum-waffle/compiler@4.0.0-alpha.21
+  - @ethereum-waffle/mock-contract@4.0.0-alpha.21
+
 ## 4.0.0-alpha.25
 
 ### Patch Changes
diff --git a/waffle-cli/package.json b/waffle-cli/package.json
index 77acecc03..5b9b7c2e7 100644
--- a/waffle-cli/package.json
+++ b/waffle-cli/package.json
@@ -1,7 +1,7 @@
 {
   "name": "ethereum-waffle",
   "description": "Sweeter, faster and simpler than truffle.",
-  "version": "4.0.0-alpha.25",
+  "version": "4.0.0-alpha.26",
   "author": "Marek Kirejczyk <account@ethworks.io> (http://ethworks.io)",
   "repository": "git@github.com:EthWorks/Waffle.git",
   "private": false,