diff --git a/package.json b/package.json
index ea54cc5d..5ff632c8 100644
--- a/package.json
+++ b/package.json
@@ -93,7 +93,7 @@
 		"release-it": "^17.0.0",
 		"sentences-per-line": "^0.2.1",
 		"should-semantic-release": "^0.2.1",
-		"tsup": "^8.0.0",
+		"tsup": "^8.0.1",
 		"typescript": "^5.2.2",
 		"vitest": "^1.0.0",
 		"yaml-eslint-parser": "^1.2.2"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 9efa9c78..1ca5067a 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -113,7 +113,7 @@ devDependencies:
     specifier: ^0.2.1
     version: 0.2.1
   tsup:
-    specifier: ^8.0.0
+    specifier: ^8.0.1
     version: 8.0.1(typescript@5.2.2)
   typescript:
     specifier: ^5.2.2
diff --git a/src/sentences-per-line.test.ts b/src/sentences-per-line.test.ts
index 92697ec4..57ef94b5 100644
--- a/src/sentences-per-line.test.ts
+++ b/src/sentences-per-line.test.ts
@@ -46,6 +46,78 @@ Abc. Def.
 			"Abc. Def.",
 			6,
 		],
+		[
+			`
+\`\`\`plaintext
+Abc! Def!
+\`\`\`
+`,
+			undefined,
+		],
+		[
+			`
+\`\`\`plaintext
+Abc? Def?
+\`\`\`
+`,
+			undefined,
+		],
+		[
+			`
+\`\`\`plaintext
+Abc? Def!
+\`\`\`
+`,
+			undefined,
+		],
+		[
+			`
+\`\`\`plaintext
+Abc! Def?
+\`\`\`
+`,
+			undefined,
+		],
+		[
+			`
+\`\`\`plaintext
+Abc! Def.
+\`\`\`
+`,
+			undefined,
+		],
+		[
+			`
+\`\`\`plaintext
+Abc? Def.
+\`\`\`
+`,
+			undefined,
+		],
+		[
+			`
+\`\`\`plaintext
+Abc. Def!
+\`\`\`
+`,
+			undefined,
+		],
+		[
+			`
+\`\`\`plaintext
+Abc. Def?
+\`\`\`
+`,
+			undefined,
+		],
+		[
+			`
+\`\`\`plaintext
+Abc. Def.
+\`\`\`
+`,
+			undefined,
+		],
 	])("%s", (input, errorContext, lineNumber = 1) => {
 		const actual = markdownlint.sync({
 			config: {
diff --git a/src/sentences-per-line.ts b/src/sentences-per-line.ts
index 751fbe24..1ef0bc90 100644
--- a/src/sentences-per-line.ts
+++ b/src/sentences-per-line.ts
@@ -86,10 +86,12 @@ const visitLine = (
 		}
 
 		if (
-			line[i] === "." &&
-			line[i + 1] === " " &&
-			isCapitalizedAlphabetCharacter(line[i + 2]) &&
-			!isAfterIgnoredWord(line, i)
+			line[i] === "." ||
+			line[i] === "!" ||
+			(line[i] === "?" &&
+				line[i + 1] === " " &&
+				isCapitalizedAlphabetCharacter(line[i + 2]) &&
+				!isAfterIgnoredWord(line, i))
 		) {
 			helpers.addError(
 				onError,