diff --git a/default_environment/templates/html/src_block.dust b/default_environment/templates/html/src_block.dust
index f0a6357..608f90d 100644
--- a/default_environment/templates/html/src_block.dust
+++ b/default_environment/templates/html/src_block.dust
@@ -4,7 +4,12 @@
     <tbody>
       {#.lines}
         <tr>
-          <td><code class="src_line">{.}</code></td>
+          <td>{#.children}{@select key=.type}
+            {@eq value="raw_text"}<code class="src_line">{.content}</code>{/eq}
+            {@eq value="highlight_start"}<span class="srchl_{.name}">{/eq}
+            {@eq value="highlight_end"}</span>{/eq}
+            {@none}{!TODO: make this panic!}ERROR: Unrecognized type {.type}.{/none}
+          {/select}{/.children}</td>
         </tr>
       {/.lines}
     </tbody>
diff --git a/src/context/src_block.rs b/src/context/src_block.rs
index 1d03eef..1780914 100644
--- a/src/context/src_block.rs
+++ b/src/context/src_block.rs
@@ -17,16 +17,15 @@ pub(crate) struct RenderSrcBlock {
 }
 
 #[derive(Debug, Serialize)]
-#[serde(tag = "type")]
-#[serde(rename = "src_block")]
 pub(crate) struct RenderSrcLine {
     children: Vec<RenderSrcSegment>,
 }
 
 #[derive(Debug, Serialize)]
+#[serde(tag = "type")]
 pub(crate) enum RenderSrcSegment {
     #[serde(rename = "raw_text")]
-    RawText(String),
+    RawText { content: String },
 
     #[serde(rename = "highlight_start")]
     HighlightStart { name: String },
@@ -44,7 +43,9 @@ render!(RenderSrcBlock, ISrcBlock, original, _render_context, {
                 .children
                 .iter()
                 .map(|original_segment| match original_segment {
-                    ISrcSegment::RawText(body) => RenderSrcSegment::RawText(body.to_owned()),
+                    ISrcSegment::RawText(body) => RenderSrcSegment::RawText {
+                        content: body.to_owned(),
+                    },
                     ISrcSegment::HighlightStart { name } => RenderSrcSegment::HighlightStart {
                         name: name.to_owned(),
                     },