diff --git a/src/wireviz/DataClasses.py b/src/wireviz/DataClasses.py
index 2420683..1a113c1 100644
--- a/src/wireviz/DataClasses.py
+++ b/src/wireviz/DataClasses.py
@@ -19,6 +19,7 @@ class Connector:
     subtype: Optional[str] = None
     pincount: Optional[int] = None
     image: Optional[str] = None
+    caption: Optional[str] = None
     notes: Optional[str] = None
     pinlabels: List[Any] = field(default_factory=list)
     pins: List[Any] = field(default_factory=list)
@@ -93,6 +94,7 @@ class Cable:
     wirecount: Optional[int] = None
     shield: bool = False
     image: Optional[str] = None
+    caption: Optional[str] = None
     notes: Optional[str] = None
     colors: List[Any] = field(default_factory=list)
     color_code: Optional[str] = None
diff --git a/src/wireviz/Harness.py b/src/wireviz/Harness.py
index 1413e42..6594ce2 100644
--- a/src/wireviz/Harness.py
+++ b/src/wireviz/Harness.py
@@ -99,6 +99,7 @@ class Harness:
                      connector.color, '<!-- colorbar -->' if connector.color else None],
                     '<!-- connector table -->' if connector.style != 'simple' else None,
                     [f'<img src="{connector.image}"/>' if connector.image else None],
+                    [html_line_breaks(connector.caption)],
                     [html_line_breaks(connector.notes)]]
             html.extend(nested_html_table(rows))
 
@@ -175,6 +176,7 @@ class Harness:
                      cable.color, '<!-- colorbar -->' if cable.color else None],
                     '<!-- wire table -->',
                     [f'<img src="{cable.image}"/>' if cable.image else None],
+                    [html_line_breaks(cable.caption)],
                     [html_line_breaks(cable.notes)]]
             html.extend(nested_html_table(rows))