diff --git a/CHANGELOG.md b/CHANGELOG.md
index d4b991fc..33dc5d12 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+### 3.52.0
+
+Add `syntax.allowUnclosedTag` option.
+
+This allows to write : `Hello {user` and not have an error in your template.
+
 ### 3.51.2
 
 Improve typescript typings :
diff --git a/es6/docxtemplater.d.ts b/es6/docxtemplater.d.ts
index a0c9d518..d023edc2 100644
--- a/es6/docxtemplater.d.ts
+++ b/es6/docxtemplater.d.ts
@@ -82,6 +82,7 @@ declare namespace DXT {
 
   interface Syntax {
     allowUnopenedTag?: boolean;
+    allowUnclosedTag?: boolean;
     changeDelimiterPrefix?: string | null;
   }
 
diff --git a/es6/docxtemplater.test-d.ts b/es6/docxtemplater.test-d.ts
index da57f2d6..6b790881 100644
--- a/es6/docxtemplater.test-d.ts
+++ b/es6/docxtemplater.test-d.ts
@@ -189,6 +189,7 @@ const doc8 = new Docxtemplater(new PizZip("hello"), {
 const doc9 = new Docxtemplater(new PizZip("hello"), {
   syntax: {
     allowUnopenedTag: true,
+    allowUnclosedTag: true,
     changeDelimiterPrefix: null,
   },
 });
diff --git a/es6/lexer.js b/es6/lexer.js
index 1d26fa2e..003d5f84 100644
--- a/es6/lexer.js
+++ b/es6/lexer.js
@@ -126,9 +126,22 @@ function getDelimiterErrors(delimiterMatches, fullText, syntaxOptions) {
 						lastDelimiterOffset,
 						delimiterOffset - lastDelimiterOffset + lastDelimiterLength + 4
 					);
+					if (!syntaxOptions.allowUnclosedTag) {
+						errors.push(
+							getDuplicateOpenTagException({
+								xtag,
+								offset: lastDelimiterOffset,
+							})
+						);
+						lastDelimiterMatch = currDelimiterMatch;
+						delimiterAcc.push({ ...currDelimiterMatch, error: true });
+						return delimiterAcc;
+					}
+				}
+				if (!syntaxOptions.allowUnclosedTag) {
 					errors.push(
-						getDuplicateOpenTagException({
-							xtag,
+						getUnclosedTagException({
+							xtag: wordToUtf8(xtag),
 							offset: lastDelimiterOffset,
 						})
 					);
@@ -136,15 +149,7 @@ function getDelimiterErrors(delimiterMatches, fullText, syntaxOptions) {
 					delimiterAcc.push({ ...currDelimiterMatch, error: true });
 					return delimiterAcc;
 				}
-				errors.push(
-					getUnclosedTagException({
-						xtag: wordToUtf8(xtag),
-						offset: lastDelimiterOffset,
-					})
-				);
-				lastDelimiterMatch = currDelimiterMatch;
-				delimiterAcc.push({ ...currDelimiterMatch, error: true });
-				return delimiterAcc;
+				delimiterAcc.pop();
 			}
 
 			if (!inDelimiter && position === "end") {
@@ -177,7 +182,7 @@ function getDelimiterErrors(delimiterMatches, fullText, syntaxOptions) {
 				return delimiterAcc;
 			}
 
-			inDelimiter = !inDelimiter;
+			inDelimiter = position === "start";
 			lastDelimiterMatch = currDelimiterMatch;
 			delimiterAcc.push(currDelimiterMatch);
 			return delimiterAcc;
@@ -191,12 +196,16 @@ function getDelimiterErrors(delimiterMatches, fullText, syntaxOptions) {
 			lastDelimiterOffset,
 			fullText.length - lastDelimiterOffset
 		);
-		errors.push(
-			getUnclosedTagException({
-				xtag: wordToUtf8(xtag),
-				offset: lastDelimiterOffset,
-			})
-		);
+		if (!syntaxOptions.allowUnclosedTag) {
+			errors.push(
+				getUnclosedTagException({
+					xtag: wordToUtf8(xtag),
+					offset: lastDelimiterOffset,
+				})
+			);
+		} else {
+			delimiterWithErrors.pop();
+		}
 	}
 
 	return {
diff --git a/es6/tests/e2e/fixtures.js b/es6/tests/e2e/fixtures.js
index f198d11c..4d3ae164 100644
--- a/es6/tests/e2e/fixtures.js
+++ b/es6/tests/e2e/fixtures.js
@@ -1656,47 +1656,47 @@ const fixtures = [
 	},
 	{
 		it: "should work well with $index angular parser",
-		content: "<w:t>{#todos}{#$index==0}FIRST {/}{text} {/todos}</w:t>",
+		content: "<w:t>{#list}{#$index==0}FIRST {/}{text} {/list}</w:t>",
 		...noInternals,
 		options: {
 			parser: expressionParser,
 		},
-		scope: { todos: [{ text: "Hello" }, { text: "Other todo" }] },
-		result: '<w:t xml:space="preserve">FIRST Hello Other todo </w:t>',
+		scope: { list: [{ text: "Hello" }, { text: "Other item" }] },
+		result: '<w:t xml:space="preserve">FIRST Hello Other item </w:t>',
 	},
 	{
 		it: "should work well with $index inside condition angular parser",
 		content:
-			"<w:t>{#todos}{#important}!!{$index+1}{text}{/}{^important}?{$index+1}{text}{/}{/}</w:t>",
+			"<w:t>{#list}{#important}!!{$index+1}{text}{/}{^important}?{$index+1}{text}{/}{/}</w:t>",
 		...noInternals,
 		options: {
 			parser: expressionParser,
 		},
 		scope: {
-			todos: [
+			list: [
 				{ important: true, text: "Hello" },
-				{ text: "Other todo" },
+				{ text: "Other item" },
 				{ important: true, text: "Bye" },
 			],
 		},
-		result: '<w:t xml:space="preserve">!!1Hello?2Other todo!!3Bye</w:t>',
+		result: '<w:t xml:space="preserve">!!1Hello?2Other item!!3Bye</w:t>',
 	},
 	{
 		it: "should work well with $index inside condition angular parser",
 		content:
-			"<w:t>{#todos}{#important}!!{$index+1}{text}{/}{^important}?{$index+1}{text}{/}{/}</w:t>",
+			"<w:t>{#list}{#important}!!{$index+1}{text}{/}{^important}?{$index+1}{text}{/}{/}</w:t>",
 		...noInternals,
 		options: {
 			parser: angularParserIE11,
 		},
 		scope: {
-			todos: [
+			list: [
 				{ important: true, text: "Hello" },
-				{ text: "Other todo" },
+				{ text: "Other item" },
 				{ important: true, text: "Bye" },
 			],
 		},
-		result: '<w:t xml:space="preserve">!!1Hello?2Other todo!!3Bye</w:t>',
+		result: '<w:t xml:space="preserve">!!1Hello?2Other item!!3Bye</w:t>',
 	},
 	{
 		it: "should work well with nested conditions inside table",
@@ -2136,6 +2136,70 @@ http://errors.angularjs.org/"NG_VERSION_FULL"/$parse/lexerr?p0=Unexpected%20next
       <w:r>
         <w:t xml:space="preserve"> world</w:t>
       </w:r>
+    </w:p>`,
+	},
+	{
+		it: "should not fail on triple open tag if allowUnclosedTag is true",
+		...noInternals,
+		content: `<w:p>
+      <w:r>
+        <w:t>Hello {{{</w:t>
+      </w:r>
+      <w:r>
+        <w:t>lastName</w:t>
+      </w:r>
+      <w:r>
+        <w:t>} world</w:t>
+      </w:r>
+    </w:p>`,
+		options: {
+			syntax: {
+				allowUnclosedTag: true,
+			},
+		},
+		scope: { firstName: "John", lastName: "Doe" },
+		result: `<w:p>
+      <w:r>
+        <w:t xml:space="preserve">Hello {{Doe</w:t>
+      </w:r>
+      <w:r>
+        <w:t></w:t>
+      </w:r>
+      <w:r>
+        <w:t xml:space="preserve"> world</w:t>
+      </w:r>
+    </w:p>`,
+	},
+	{
+		it: "should not fail on SPACED unclosed tag if allowUnclosedTag is true",
+		...noInternals,
+		content: `<w:p>
+      <w:r>
+        <w:t>Hello {firstName {</w:t>
+      </w:r>
+      <w:r>
+        <w:t>lastName</w:t>
+      </w:r>
+      <w:r>
+        <w:t>} world</w:t>
+      </w:r>
+    </w:p>`,
+		options: {
+			syntax: {
+				allowUnclosedTag: true,
+			},
+		},
+		scope: { firstName: "John", lastName: "Doe" },
+		result: `<w:p>
+      <w:r>
+        <w:t xml:space="preserve">Hello {firstName Doe</w:t>
+      </w:r>
+      <w:r>
+        <w:t></w:t>
+      </w:r>
+      <w:r>
+        <w:t xml:space="preserve"> world</w:t>
+      </w:r>
     </w:p>`,
 	},
 	{
@@ -2168,6 +2232,65 @@ http://errors.angularjs.org/"NG_VERSION_FULL"/$parse/lexerr?p0=Unexpected%20next
       <w:r>
         <w:t xml:space="preserve"> } world} } }</w:t>
       </w:r>
+    </w:p>`,
+	},
+	{
+		it: "should not fail if allowUnclosedTag on 'Hello {' string",
+		...noInternals,
+		content: "<w:p><w:r><w:t>Hello {</w:t></w:r></w:p>",
+		options: {
+			syntax: {
+				allowUnclosedTag: true,
+				allowUnopenedTag: true,
+			},
+		},
+		scope: { firstName: "John", lastName: "Doe" },
+		result: "<w:p><w:r><w:t>Hello {</w:t></w:r></w:p>",
+	},
+	{
+		it: "should not fail if allowUnclosedTag on 'Hello }' string",
+		...noInternals,
+		content: "<w:p><w:r><w:t>Hello }</w:t></w:r></w:p>",
+		options: {
+			syntax: {
+				allowUnclosedTag: true,
+				allowUnopenedTag: true,
+			},
+		},
+		scope: { firstName: "John", lastName: "Doe" },
+		result: "<w:p><w:r><w:t>Hello }</w:t></w:r></w:p>",
+	},
+	{
+		it: "should not fail on double delimiters if allowUnclosedTag and allowUnopenedTag is true",
+		...noInternals,
+		content: `<w:p>
+      <w:r>
+        <w:t>Hello {{</w:t>
+      </w:r>
+      <w:r>
+        <w:t>lastName</w:t>
+      </w:r>
+      <w:r>
+        <w:t>}}</w:t>
+      </w:r>
+    </w:p>`,
+		options: {
+			syntax: {
+				allowUnclosedTag: true,
+				allowUnopenedTag: true,
+			},
+		},
+		scope: { firstName: "John", lastName: "Doe" },
+		result: `<w:p>
+      <w:r>
+        <w:t xml:space="preserve">Hello {Doe</w:t>
+      </w:r>
+      <w:r>
+        <w:t></w:t>
+      </w:r>
+      <w:r>
+        <w:t xml:space="preserve">}</w:t>
+      </w:r>
     </w:p>`,
 	},
 	{