diff --git a/.github/history.json b/.github/history.json
index 21cfa973438b..17de9e6052ca 100644
--- a/.github/history.json
+++ b/.github/history.json
@@ -16727,6 +16727,70 @@
           ]
         }
       ]
+    },
+    "0.66.1": {
+      "node_version": "8.11.3",
+      "npm_version": "5.6.0",
+      "pull_requests": [
+        {
+          "pr": "11335",
+          "title": "[FIX] Some updates were returning errors when based on queries with position operators",
+          "userLogin": "rodrigok",
+          "milestone": "0.66.1",
+          "contributors": [
+            "rodrigok"
+          ]
+        },
+        {
+          "pr": "11315",
+          "title": "[FIX] SAML attributes with periods are not properly read.",
+          "userLogin": "Hudell",
+          "milestone": "0.66.1",
+          "contributors": [
+            "Hudell",
+            "web-flow"
+          ]
+        },
+        {
+          "pr": "11333",
+          "title": "[FIX] Outgoing integrations were stopping the oplog tailing sometimes",
+          "userLogin": "rodrigok",
+          "milestone": "0.66.1",
+          "contributors": [
+            "rodrigok"
+          ]
+        },
+        {
+          "pr": "11254",
+          "title": "[IMPROVE] Setup Wizard username validation, step progress and optin/optout",
+          "userLogin": "tassoevan",
+          "milestone": "0.66.1",
+          "contributors": [
+            "tassoevan",
+            "ggazzo",
+            "web-flow"
+          ]
+        },
+        {
+          "pr": "11267",
+          "title": "[FIX] Livestream muted when audio only option was enabled",
+          "userLogin": "gdelavald",
+          "milestone": "0.66.1",
+          "contributors": [
+            "gdelavald",
+            "web-flow"
+          ]
+        },
+        {
+          "pr": "11295",
+          "title": "[FIX] Notification preferences being lost when switching view mode",
+          "userLogin": "sampaiodiego",
+          "milestone": "0.66.1",
+          "contributors": [
+            "sampaiodiego"
+          ]
+        }
+      ]
     }
   }
 }
\ No newline at end of file
diff --git a/.sandstorm/sandstorm-pkgdef.capnp b/.sandstorm/sandstorm-pkgdef.capnp
index b8b8cabc1b77..56ea6cb64f71 100644
--- a/.sandstorm/sandstorm-pkgdef.capnp
+++ b/.sandstorm/sandstorm-pkgdef.capnp
@@ -19,7 +19,7 @@ const pkgdef :Spk.PackageDefinition = (
 
 		appTitle = (defaultText = "Rocket.Chat"),
 
-		appVersion = 78,  # Increment this for every release.
+		appVersion = 79,  # Increment this for every release.
 
 		appMarketingVersion = (defaultText = "0.67.0-develop"),
 		# Human-readable representation of appVersion. Should match the way you
diff --git a/HISTORY.md b/HISTORY.md
index f7da984a470e..66c820ab77c8 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,4 +1,35 @@
 
+# 0.66.1
+`2018-07-04  ·  5 🐛  ·  1 🔍  ·  6 👩‍💻👨‍💻`
+
+### Engine versions
+- Node: `8.11.3`
+- NPM: `5.6.0`
+
+### 🐛 Bug fixes
+
+- Some updates were returning errors when based on queries with position operators ([#11335](https://github.com/RocketChat/Rocket.Chat/pull/11335))
+- SAML attributes with periods are not properly read. ([#11315](https://github.com/RocketChat/Rocket.Chat/pull/11315))
+- Outgoing integrations were stopping the oplog tailing sometimes ([#11333](https://github.com/RocketChat/Rocket.Chat/pull/11333))
+- Livestream muted when audio only option was enabled ([#11267](https://github.com/RocketChat/Rocket.Chat/pull/11267))
+- Notification preferences being lost when switching view mode ([#11295](https://github.com/RocketChat/Rocket.Chat/pull/11295))
+
+<details>
+<summary>🔍 Minor changes</summary>
+
+- [IMPROVE] Setup Wizard username validation, step progress and optin/optout ([#11254](https://github.com/RocketChat/Rocket.Chat/pull/11254))
+
+</details>
+
+### 👩‍💻👨‍💻 Core Team 🤓
+
+- [@Hudell](https://github.com/Hudell)
+- [@gdelavald](https://github.com/gdelavald)
+- [@ggazzo](https://github.com/ggazzo)
+- [@rodrigok](https://github.com/rodrigok)
+- [@sampaiodiego](https://github.com/sampaiodiego)
+- [@tassoevan](https://github.com/tassoevan)
+
 # 0.66.0
 `2018-06-27  ·  1 ️️️⚠️  ·  23 🎉  ·  61 🐛  ·  50 🔍  ·  45 👩‍💻👨‍💻`