diff --git a/README.asciidoc b/README.asciidoc
index d78b034a..2221f856 100644
--- a/README.asciidoc
+++ b/README.asciidoc
@@ -1303,6 +1303,7 @@ existing hooks are:
  * `WinClose`: A window was destroyed, the filtering text is the buffer name
  * `WinDisplay`: A window was bound a client, the filtering text is the buffer
        name
+ * `WinResize`: A window resized, the filtering text is '<line>.<column>'
  * `WinSetOption`: An option was set in a window context, the filtering text
        is '<option_name>=<new_value>'
  * `BufSetOption`: An option was set in a buffer context, the filtering text
diff --git a/src/window.cc b/src/window.cc
index ef4d3270..c80c1e61 100644
--- a/src/window.cc
+++ b/src/window.cc
@@ -111,7 +111,7 @@ const DisplayBuffer& Window::update_display_buffer(const Context& context)
     DisplayBuffer::LineList& lines = m_display_buffer.lines();
     lines.clear();
 
-    m_dimensions = context.client().dimensions();
+    set_dimensions(context.client().dimensions());
     if (m_dimensions == CharCoord{0,0})
         return m_display_buffer;
 
@@ -149,7 +149,12 @@ void Window::set_position(CharCoord position)
 
 void Window::set_dimensions(CharCoord dimensions)
 {
-    m_dimensions = dimensions;
+    if (m_dimensions != dimensions)
+    {
+        m_dimensions = dimensions;
+        run_hook_in_own_context("WinResize", format("{}.{}", dimensions.line,
+                                                    dimensions.column));
+    }
 }
 
 static LineCount adapt_view_pos(LineCount line, LineCount offset,