diff --git a/Cargo.toml b/Cargo.toml
index de8d0c51..2452ca07 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -8,10 +8,10 @@ members = [
   "src/bare-metal/useful-crates/allocator-example",
   "src/bare-metal/useful-crates/zerocopy-example",
   "src/borrowing",
+  "src/concurrency/async-exercises/chat-async",
+  "src/concurrency/sync-exercises",
   "src/control-flow-basics",
   "src/error-handling",
-  "src/concurrency/sync-exercises",
-  "src/concurrency/async-exercises/chat-async",
   "src/generics",
   "src/iterators",
   "src/lifetimes",
diff --git a/dprint.json b/dprint.json
index 891061ef..244ce753 100644
--- a/dprint.json
+++ b/dprint.json
@@ -21,10 +21,10 @@
     "target/"
   ],
   "plugins": [
-    "https://plugins.dprint.dev/exec-0.4.3.json@42343548b8022c99b1d750be6b894fe6b6c7ee25f72ae9f9082226dd2e515072",
-    "https://plugins.dprint.dev/json-0.17.4.wasm",
-    "https://plugins.dprint.dev/markdown-0.16.2.wasm",
-    "https://plugins.dprint.dev/toml-0.5.4.wasm",
-    "https://plugins.dprint.dev/prettier-0.27.0.json@3557a62b4507c55a47d8cde0683195b14d13c41dda66d0f0b0e111aed107e2fe"
+    "https://plugins.dprint.dev/exec-0.5.1.json@492414e39dea4dccc07b4af796d2f4efdb89e84bae2bd4e1e924c0cc050855bf",
+    "https://plugins.dprint.dev/json-0.20.0.wasm",
+    "https://plugins.dprint.dev/markdown-0.18.0.wasm",
+    "https://plugins.dprint.dev/toml-0.7.0.wasm",
+    "https://plugins.dprint.dev/prettier-0.56.0.json@0b67676535141b03f0eb0648172d3a20f13044b3d8df677d645bd79e3ee5147f"
   ]
 }
diff --git a/tests/src/objects/playground.ts b/tests/src/objects/playground.ts
index 169bf681..d7f393e5 100644
--- a/tests/src/objects/playground.ts
+++ b/tests/src/objects/playground.ts
@@ -75,7 +75,7 @@ export default class Playground {
           "Access-Control-Allow-Origin": "*",
         },
         fetchResponse: false,
-      }
+      },
     );
   }
 
@@ -100,7 +100,7 @@ export default class Playground {
           "Access-Control-Allow-Origin": "*",
         },
         fetchResponse: false,
-      }
+      },
     );
   }
 }
diff --git a/tests/src/playground.test.ts b/tests/src/playground.test.ts
index 182031ef..8c4f4890 100644
--- a/tests/src/playground.test.ts
+++ b/tests/src/playground.test.ts
@@ -42,7 +42,7 @@ describe("Playground", () => {
     await expect(playground.stderr).toBeDisplayed();
     // check for error message in stderr
     await expect(playground.stderr).toHaveText(
-      expect.stringContaining("error: could not compile")
+      expect.stringContaining("error: could not compile"),
     );
     await expect(playground.stdout).toHaveText("No output");
   });
diff --git a/tests/src/speaker-notes.test.ts b/tests/src/speaker-notes.test.ts
index 52c429c6..0b5debf0 100644
--- a/tests/src/speaker-notes.test.ts
+++ b/tests/src/speaker-notes.test.ts
@@ -25,7 +25,7 @@ describe("speaker-notes", () => {
     const handles = await browser.getWindowHandles();
     await browser.switchToWindow(handles[1]);
     await expect(browser).toHaveUrl(
-      expect.stringContaining("#speaker-notes-open")
+      expect.stringContaining("#speaker-notes-open"),
     );
   });
 });
diff --git a/tests/wdio.conf-mdbook.ts b/tests/wdio.conf-mdbook.ts
index 380f3c91..cc60aec6 100644
--- a/tests/wdio.conf-mdbook.ts
+++ b/tests/wdio.conf-mdbook.ts
@@ -10,5 +10,5 @@ export const config = deepmerge(
     // clean services
     services: [],
   },
-  { clone: false }
+  { clone: false },
 );
diff --git a/theme/instructor-menu.js b/theme/instructor-menu.js
index 7d742e5d..267b2000 100644
--- a/theme/instructor-menu.js
+++ b/theme/instructor-menu.js
@@ -13,12 +13,12 @@
     instructorMenuList.insertBefore(redBoxItem, instructorMenuList.lastChild);
     instructorMenuList.insertBefore(
       playgroundStateItem,
-      instructorMenuList.lastChild
+      instructorMenuList.lastChild,
     );
     redBoxItem.insertBefore(redBoxButton, redBoxItem.lastChild);
     playgroundStateItem.insertBefore(
       playgroundStateButton,
-      playgroundStateItem.lastChild
+      playgroundStateItem.lastChild,
     );
 
     instructorMenu.title = "Utilities for course instructors";
@@ -66,6 +66,6 @@
   var playgroundStateButton = document.getElementById("playground-state");
   redBoxButton.addEventListener("click", () => window.redboxButtonClicked());
   playgroundStateButton.addEventListener("click", () =>
-    window.resetPlaygroundsClicked()
+    window.resetPlaygroundsClicked(),
   );
 })();
diff --git a/theme/save-playgrounds.js b/theme/save-playgrounds.js
index bfe45e47..cdeb4efc 100644
--- a/theme/save-playgrounds.js
+++ b/theme/save-playgrounds.js
@@ -1,31 +1,31 @@
 (function savePlaygrounds() {
   function setCodeToPlayground() {
     var codes = JSON.parse(
-      localStorage.getItem(`${window.location.href}₹code`)
+      localStorage.getItem(`${window.location.href}₹code`),
     );
     if (codes) {
       var i = 0;
-      Array.from(document.querySelectorAll(".playground")).forEach(function (
-        pre_block
-      ) {
-        let code_block = pre_block.querySelector("code");
-        let editor = window.ace.edit(code_block);
-        editor.setValue(codes[i]);
-        editor.clearSelection();
-        i += 1;
-      });
+      Array.from(document.querySelectorAll(".playground")).forEach(
+        function (pre_block) {
+          let code_block = pre_block.querySelector("code");
+          let editor = window.ace.edit(code_block);
+          editor.setValue(codes[i]);
+          editor.clearSelection();
+          i += 1;
+        },
+      );
     }
   }
   function getCodeFromPlayground() {
     var codes = [];
-    Array.from(document.querySelectorAll(".playground")).forEach(function (
-      pre_block
-    ) {
-      let code_block = pre_block.querySelector("code");
-      let editor = window.ace.edit(code_block);
-      let code = editor.getValue();
-      codes.push(code);
-    });
+    Array.from(document.querySelectorAll(".playground")).forEach(
+      function (pre_block) {
+        let code_block = pre_block.querySelector("code");
+        let editor = window.ace.edit(code_block);
+        let code = editor.getValue();
+        codes.push(code);
+      },
+    );
     localStorage.setItem(`${window.location.href}₹code`, JSON.stringify(codes));
   }
   setCodeToPlayground();
diff --git a/theme/speaker-notes.js b/theme/speaker-notes.js
index b155b0a9..e4f8f13c 100644
--- a/theme/speaker-notes.js
+++ b/theme/speaker-notes.js
@@ -124,7 +124,7 @@
         };
       } else {
         window.alert(
-          "Could not open popup, please check your popup blocker settings."
+          "Could not open popup, please check your popup blocker settings.",
         );
       }
     });