diff --git a/packages/view/src/Parser/TempestViewLexer.php b/packages/view/src/Parser/TempestViewLexer.php
index 83ee0ff78..238cfe0b8 100644
--- a/packages/view/src/Parser/TempestViewLexer.php
+++ b/packages/view/src/Parser/TempestViewLexer.php
@@ -88,12 +88,18 @@ private function consume(int $length = 1): string
 
         if ($length === 1) {
             $char = $this->html[$this->position++] ?? null;
+
+            if ($char === "\n") {
+                $this->line++;
+            }
+
             $this->current = $this->html[$this->position] ?? null;
             return $char ?? '';
         }
 
         $buffer = substr($this->html, $this->position, $length);
         $this->position += $length;
+        $this->line += substr_count($buffer, "\n");
         $this->current = $this->html[$this->position] ?? null;
 
         return $buffer;
diff --git a/packages/view/tests/TempestViewLexerTest.php b/packages/view/tests/TempestViewLexerTest.php
index cd1c555cd..7e7d19401 100644
--- a/packages/view/tests/TempestViewLexerTest.php
+++ b/packages/view/tests/TempestViewLexerTest.php
@@ -393,6 +393,31 @@ public function test_single_quote_attributes(): void
         );
     }
 
+    public function test_source_mapping_line_count(): void
+    {
+        $tokens = iterator_to_array(
+            new TempestViewLexer("<div>\n<span></span>\n</div>")->lex(),
+        );
+
+        $this->assertSame(1, $tokens[0]->line);
+        $this->assertSame(1, $tokens[1]->line);
+        $this->assertSame(1, $tokens[2]->line);
+        $this->assertSame(2, $tokens[3]->line);
+        $this->assertSame(2, $tokens[4]->line);
+        $this->assertSame(2, $tokens[5]->line);
+        $this->assertSame(2, $tokens[6]->line);
+        $this->assertSame(3, $tokens[7]->line);
+    }
+
+    public function test_source_mapping_line_count_with_indentation(): void
+    {
+        $tokens = iterator_to_array(
+            new TempestViewLexer("<div>\n  <span></span>\n</div>")->lex(),
+        );
+
+        $this->assertSame(2, $tokens[3]->line);
+    }
+
     private function assertTokens(array $expected, TokenCollection $actual): void
     {
         $this->assertCount(count($expected), $actual);