diff --git a/.changeset/calm-chefs-boil.md b/.changeset/calm-chefs-boil.md
deleted file mode 100644
index c0cf18f8f4..0000000000
--- a/.changeset/calm-chefs-boil.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-TypeScript fixes
diff --git a/.changeset/chilled-cameras-play.md b/.changeset/chilled-cameras-play.md
deleted file mode 100644
index 7f4c4332c8..0000000000
--- a/.changeset/chilled-cameras-play.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-Refactor internally used object mapping utilities to use ES6 exports
diff --git a/.changeset/early-phones-remain.md b/.changeset/early-phones-remain.md
deleted file mode 100644
index 66ef76e75b..0000000000
--- a/.changeset/early-phones-remain.md
+++ /dev/null
@@ -1,6 +0,0 @@
----
-"@khanacademy/perseus": patch
-"@khanacademy/perseus-editor": patch
----
-
-Type fixes
diff --git a/.changeset/hip-pandas-argue.md b/.changeset/hip-pandas-argue.md
deleted file mode 100644
index b139d775f5..0000000000
--- a/.changeset/hip-pandas-argue.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-Ensure that zoomed-in images retain alt text
diff --git a/.changeset/large-melons-deny.md b/.changeset/large-melons-deny.md
deleted file mode 100644
index d32d110c9e..0000000000
--- a/.changeset/large-melons-deny.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus-editor": patch
----
-
-Ensure links opening to style guide (Google Docs) set `rel="noreferrer"`
diff --git a/.changeset/many-keys-smash.md b/.changeset/many-keys-smash.md
deleted file mode 100644
index 3435bb94bd..0000000000
--- a/.changeset/many-keys-smash.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-[Numeric Input] - Show format options as a list
diff --git a/.changeset/mean-fans-boil.md b/.changeset/mean-fans-boil.md
deleted file mode 100644
index 75fae553b0..0000000000
--- a/.changeset/mean-fans-boil.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-Minor refactoring of ServerItemRenderer's componentDidUpdate to reduce duplication
diff --git a/.changeset/metal-readers-impress.md b/.changeset/metal-readers-impress.md
deleted file mode 100644
index 5303398c8f..0000000000
--- a/.changeset/metal-readers-impress.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-Refactor scoring for `group` widget to follow the same pattern as all other widgets
diff --git a/.changeset/odd-moons-remember.md b/.changeset/odd-moons-remember.md
deleted file mode 100644
index 3ff9692b33..0000000000
--- a/.changeset/odd-moons-remember.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-[Numeric Input] - Associate format options tooltip content with input field for assistive technologies
diff --git a/.changeset/shiny-sloths-obey.md b/.changeset/shiny-sloths-obey.md
deleted file mode 100644
index eff207a3db..0000000000
--- a/.changeset/shiny-sloths-obey.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-Add global styles to reflect prod styling
diff --git a/.changeset/smooth-taxis-mate.md b/.changeset/smooth-taxis-mate.md
deleted file mode 100644
index 10221029c8..0000000000
--- a/.changeset/smooth-taxis-mate.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-Internal: convert backgroundImage dimensions to numbers during parsing.
diff --git a/.changeset/stupid-apricots-retire.md b/.changeset/stupid-apricots-retire.md
deleted file mode 100644
index 5011192a2e..0000000000
--- a/.changeset/stupid-apricots-retire.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus-editor": patch
----
-
-Remove debugging call in GraphSettings component
diff --git a/.changeset/sweet-ligers-arrive.md b/.changeset/sweet-ligers-arrive.md
deleted file mode 100644
index a1f98675e0..0000000000
--- a/.changeset/sweet-ligers-arrive.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": minor
----
-
-Introduces a validation function for the number line widget (extracted from the scoring function).
diff --git a/.changeset/tall-pianos-tap.md b/.changeset/tall-pianos-tap.md
deleted file mode 100644
index f83cd1ff79..0000000000
--- a/.changeset/tall-pianos-tap.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-Improve comments on some Perseus types
diff --git a/.changeset/tender-planets-greet.md b/.changeset/tender-planets-greet.md
deleted file mode 100644
index 6430e9226c..0000000000
--- a/.changeset/tender-planets-greet.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": minor
----
-
-Changes the PerseusWidgetsMap to be extensible so that widgets can be registered outside of Perseus and still have full type safety.
diff --git a/.changeset/tiny-feet-give.md b/.changeset/tiny-feet-give.md
deleted file mode 100644
index 9961b855b0..0000000000
--- a/.changeset/tiny-feet-give.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": patch
----
-
-Internal: add and pass regression tests for PerseusItem parser's handling of legacy data
diff --git a/.changeset/two-turtles-return.md b/.changeset/two-turtles-return.md
deleted file mode 100644
index f04274f897..0000000000
--- a/.changeset/two-turtles-return.md
+++ /dev/null
@@ -1,5 +0,0 @@
----
-"@khanacademy/perseus": minor
----
-
-[Numeric Input] - Update the UI to match Expression widget
diff --git a/packages/perseus-editor/CHANGELOG.md b/packages/perseus-editor/CHANGELOG.md
index 39f7a57d75..e8d14badb2 100644
--- a/packages/perseus-editor/CHANGELOG.md
+++ b/packages/perseus-editor/CHANGELOG.md
@@ -1,5 +1,18 @@
 # @khanacademy/perseus-editor
 
+## 15.1.2
+
+### Patch Changes
+
+-   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Type fixes
+
+*   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Ensure links opening to style guide (Google Docs) set `rel="noreferrer"`
+
+-   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Remove debugging call in GraphSettings component
+
+-   Updated dependencies [[`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82), [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82)]:
+    -   @khanacademy/perseus@45.1.0
+
 ## 15.1.1
 
 ### Patch Changes
diff --git a/packages/perseus-editor/package.json b/packages/perseus-editor/package.json
index 4bb72e1636..4831646708 100644
--- a/packages/perseus-editor/package.json
+++ b/packages/perseus-editor/package.json
@@ -3,7 +3,7 @@
     "description": "Perseus editors",
     "author": "Khan Academy",
     "license": "MIT",
-    "version": "15.1.1",
+    "version": "15.1.2",
     "publishConfig": {
         "access": "public"
     },
@@ -38,7 +38,7 @@
         "@khanacademy/keypad-context": "^1.0.4",
         "@khanacademy/kmath": "^0.1.16",
         "@khanacademy/math-input": "^21.1.6",
-        "@khanacademy/perseus": "^45.0.0",
+        "@khanacademy/perseus": "^45.1.0",
         "@khanacademy/perseus-core": "1.5.3",
         "@khanacademy/pure-markdown": "^0.3.13",
         "mafs": "^0.19.0"
diff --git a/packages/perseus/CHANGELOG.md b/packages/perseus/CHANGELOG.md
index f2a72611c0..8cd2e8669c 100644
--- a/packages/perseus/CHANGELOG.md
+++ b/packages/perseus/CHANGELOG.md
@@ -1,5 +1,41 @@
 # @khanacademy/perseus
 
+## 45.1.0
+
+### Minor Changes
+
+-   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Introduces a validation function for the number line widget (extracted from the scoring function).
+
+*   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Changes the PerseusWidgetsMap to be extensible so that widgets can be registered outside of Perseus and still have full type safety.
+
+-   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - [Numeric Input] - Update the UI to match Expression widget
+
+### Patch Changes
+
+-   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - TypeScript fixes
+
+*   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Refactor internally used object mapping utilities to use ES6 exports
+
+-   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Type fixes
+
+*   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Ensure that zoomed-in images retain alt text
+
+-   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - [Numeric Input] - Show format options as a list
+
+*   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Minor refactoring of ServerItemRenderer's componentDidUpdate to reduce duplication
+
+-   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Refactor scoring for `group` widget to follow the same pattern as all other widgets
+
+*   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - [Numeric Input] - Associate format options tooltip content with input field for assistive technologies
+
+-   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Add global styles to reflect prod styling
+
+*   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Internal: convert backgroundImage dimensions to numbers during parsing.
+
+-   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Improve comments on some Perseus types
+
+*   [#1958](https://github.com/Khan/perseus/pull/1958) [`051ba6392`](https://github.com/Khan/perseus/commit/051ba639242fc501e3196a63e3ab984b9338fa82) Thanks [@jeremywiebe](https://github.com/jeremywiebe)! - Internal: add and pass regression tests for PerseusItem parser's handling of legacy data
+
 ## 45.0.0
 
 ### Major Changes
diff --git a/packages/perseus/package.json b/packages/perseus/package.json
index f2b5675d44..f3edd36dd7 100644
--- a/packages/perseus/package.json
+++ b/packages/perseus/package.json
@@ -3,7 +3,7 @@
     "description": "Core Perseus API (includes renderers and widgets)",
     "author": "Khan Academy",
     "license": "MIT",
-    "version": "45.0.0",
+    "version": "45.1.0",
     "publishConfig": {
         "access": "public"
     },
diff --git a/yarn.lock b/yarn.lock
index ee2e5b0fc5..ee32913250 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5166,16 +5166,11 @@ caniuse-api@^3.0.0:
     lodash.memoize "^4.1.2"
     lodash.uniq "^4.5.0"
 
-caniuse-lite@^1.0.0, caniuse-lite@^1.0.30001332, caniuse-lite@^1.0.30001541, caniuse-lite@^1.0.30001587:
+caniuse-lite@^1.0.0, caniuse-lite@^1.0.30001332, caniuse-lite@^1.0.30001541, caniuse-lite@^1.0.30001587, caniuse-lite@^1.0.30001669:
   version "1.0.30001685"
   resolved "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001685.tgz"
   integrity sha512-e/kJN1EMyHQzgcMEEgoo+YTCO1NGCmIYHk5Qk8jT6AazWemS5QFKJ5ShCJlH3GZrNIdZofcNCEwZqbMjjKzmnA==
 
-caniuse-lite@^1.0.30001669:
-  version "1.0.30001685"
-  resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001685.tgz#2d10d36c540a9a5d47ad6ab9e1ed5f61fdeadd8c"
-  integrity sha512-e/kJN1EMyHQzgcMEEgoo+YTCO1NGCmIYHk5Qk8jT6AazWemS5QFKJ5ShCJlH3GZrNIdZofcNCEwZqbMjjKzmnA==
-
 caseless@~0.12.0:
   version "0.12.0"
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"