diff --git a/kitty/mouse.c b/kitty/mouse.c
index 74d1c837f..407a0b403 100644
--- a/kitty/mouse.c
+++ b/kitty/mouse.c
@@ -447,6 +447,7 @@ calculate_scrollbar_geometry(Window *w) {
     WindowGeometry *g = &w->render_data.geometry;
     unsigned cell_width = w->render_data.screen->cell_size.width;
     geom.width = OPT(scrollbar_width) * cell_width;
+    if (w->scrollbar.is_hovering) geom.width = OPT(scrollbar_hover_width) * cell_width;
     geom.gap = OPT(scrollbar_gap) * cell_width;
     geom.hitbox_expansion = OPT(scrollbar_hitbox_expansion) * cell_width;
 
diff --git a/kitty/options/definition.py b/kitty/options/definition.py
index ee090c2d5..2017b0720 100644
--- a/kitty/options/definition.py
+++ b/kitty/options/definition.py
@@ -471,6 +471,10 @@ opt('scrollbar_width', '0.5', option_type='positive_float', ctype='float', long_
 The width of the scroll bar in units of cell width.
 ''')
 
+opt('scrollbar_hover_width', '1', option_type='positive_float', ctype='float', long_text='''
+The width of the scroll bar when the mouse is hovering over it, in units of cell width.
+''')
+
 opt('scrollbar_handle_opacity', '0.5', option_type='positive_float', ctype='float', long_text='''
 The opacity of the scrollbar handle, 0 being fully transparent and 1 being full opaque.
 ''')
diff --git a/kitty/options/parse.py b/kitty/options/parse.py
index 892c6288a..a74377f9f 100644
--- a/kitty/options/parse.py
+++ b/kitty/options/parse.py
@@ -1226,6 +1226,9 @@ class Parser:
     def scrollbar_hitbox_expansion(self, val: str, ans: dict[str, typing.Any]) -> None:
         ans['scrollbar_hitbox_expansion'] = positive_float(val)
 
+    def scrollbar_hover_width(self, val: str, ans: dict[str, typing.Any]) -> None:
+        ans['scrollbar_hover_width'] = positive_float(val)
+
     def scrollbar_interactive(self, val: str, ans: dict[str, typing.Any]) -> None:
         ans['scrollbar_interactive'] = to_bool(val)
 
diff --git a/kitty/options/to-c-generated.h b/kitty/options/to-c-generated.h
index cff644784..f29d21b92 100644
--- a/kitty/options/to-c-generated.h
+++ b/kitty/options/to-c-generated.h
@@ -304,6 +304,19 @@ convert_from_opts_scrollbar_width(PyObject *py_opts, Options *opts) {
     Py_DECREF(ret);
 }
 
+static void
+convert_from_python_scrollbar_hover_width(PyObject *val, Options *opts) {
+    opts->scrollbar_hover_width = PyFloat_AsFloat(val);
+}
+
+static void
+convert_from_opts_scrollbar_hover_width(PyObject *py_opts, Options *opts) {
+    PyObject *ret = PyObject_GetAttrString(py_opts, "scrollbar_hover_width");
+    if (ret == NULL) return;
+    convert_from_python_scrollbar_hover_width(ret, opts);
+    Py_DECREF(ret);
+}
+
 static void
 convert_from_python_scrollbar_handle_opacity(PyObject *val, Options *opts) {
     opts->scrollbar_handle_opacity = PyFloat_AsFloat(val);
@@ -1392,6 +1405,8 @@ convert_opts_from_python_opts(PyObject *py_opts, Options *opts) {
     if (PyErr_Occurred()) return false;
     convert_from_opts_scrollbar_width(py_opts, opts);
     if (PyErr_Occurred()) return false;
+    convert_from_opts_scrollbar_hover_width(py_opts, opts);
+    if (PyErr_Occurred()) return false;
     convert_from_opts_scrollbar_handle_opacity(py_opts, opts);
     if (PyErr_Occurred()) return false;
     convert_from_opts_scrollbar_radius(py_opts, opts);
diff --git a/kitty/options/types.py b/kitty/options/types.py
index a32aea2fe..b29c955fd 100644
--- a/kitty/options/types.py
+++ b/kitty/options/types.py
@@ -420,6 +420,7 @@ option_names = (
     'scrollbar_handle_color',
     'scrollbar_handle_opacity',
     'scrollbar_hitbox_expansion',
+    'scrollbar_hover_width',
     'scrollbar_interactive',
     'scrollbar_jump_on_click',
     'scrollbar_min_handle_height',
@@ -606,6 +607,7 @@ class Options:
     scrollbar_handle_color: int = 0
     scrollbar_handle_opacity: float = 0.5
     scrollbar_hitbox_expansion: float = 0.25
+    scrollbar_hover_width: float = 1.0
     scrollbar_interactive: bool = True
     scrollbar_jump_on_click: bool = True
     scrollbar_min_handle_height: float = 1.0
diff --git a/kitty/shaders.c b/kitty/shaders.c
index 249933640..6dad08a5f 100644
--- a/kitty/shaders.c
+++ b/kitty/shaders.c
@@ -906,6 +906,7 @@ draw_scrollbar(const UIRenderData *ui) {
     float opacity = OPT(scrollbar_handle_opacity);
     float track_opacity = window->scrollbar.is_hovering ? OPT(scrollbar_track_hover_opacity) : OPT(scrollbar_track_opacity);
     GLsizei scrollbar_width_px = (GLsizei)(OPT(scrollbar_width) * ui->cell_width);
+    if (window->scrollbar.is_hovering) scrollbar_width_px = (GLsizei)(OPT(scrollbar_hover_width) * ui->cell_width);
     GLsizei scrollbar_gap_px = (GLsizei)(OPT(scrollbar_gap) * ui->cell_width);
     unsigned scrollbar_radius = (unsigned)(OPT(scrollbar_radius) * ui->cell_width);
 
diff --git a/kitty/state.h b/kitty/state.h
index 2ccacf489..a6f0d6f88 100644
--- a/kitty/state.h
+++ b/kitty/state.h
@@ -75,7 +75,7 @@ typedef struct Options {
     ScrollbarVisibilityPolicy scrollbar;
     bool scrollbar_interactive, scrollbar_jump_on_click;
     float scrollbar_width, scrollbar_radius, scrollbar_gap, scrollbar_min_handle_height, scrollbar_hitbox_expansion;
-    float scrollbar_handle_opacity, scrollbar_track_opacity, scrollbar_track_hover_opacity;
+    float scrollbar_hover_width, scrollbar_handle_opacity, scrollbar_track_opacity, scrollbar_track_hover_opacity;
     color_type scrollbar_handle_color, scrollbar_track_color;
 
     float text_contrast, text_gamma_adjustment;