diff --git a/DOCS/interface-changes.rst b/DOCS/interface-changes.rst
index f0f10a4421..95740f98e5 100644
--- a/DOCS/interface-changes.rst
+++ b/DOCS/interface-changes.rst
@@ -35,6 +35,7 @@ Interface changes
     - include `--hdr-peak-percentile` in the `gpu-hq` profile
     - change `--audiotrack-pcm-float` default from `no` to `yes`
     - add video-params/aspect-name
+    - change type of `--sub-pos` to float
  --- mpv 0.36.0 ---
     - add `--target-contrast`
     - Target luminance value is now also applied when ICC profile is used.
diff --git a/options/options.c b/options/options.c
index 7dc5d091f5..d8b68cb448 100644
--- a/options/options.c
+++ b/options/options.c
@@ -267,7 +267,7 @@ const struct m_sub_options mp_subtitle_sub_opts = {
         {"stretch-image-subs-to-screen", OPT_BOOL(stretch_image_subs)},
         {"image-subs-video-resolution", OPT_BOOL(image_subs_video_res)},
         {"sub-fix-timing", OPT_BOOL(sub_fix_timing)},
-        {"sub-pos", OPT_INT(sub_pos), M_RANGE(0, 150)},
+        {"sub-pos", OPT_FLOAT(sub_pos), M_RANGE(0.0, 150.0)},
         {"sub-gauss", OPT_FLOAT(sub_gauss), M_RANGE(0.0, 3.0)},
         {"sub-gray", OPT_BOOL(sub_gray)},
         {"sub-ass", OPT_BOOL(ass_enabled), .flags = UPDATE_SUB_HARD},
diff --git a/options/options.h b/options/options.h
index 0224e5609d..36764ea84e 100644
--- a/options/options.h
+++ b/options/options.h
@@ -78,7 +78,7 @@ typedef struct mp_vo_opts {
 struct mp_subtitle_opts {
     bool sub_visibility;
     bool sec_sub_visibility;
-    int sub_pos;
+    float sub_pos;
     float sub_delay;
     float sub_fps;
     float sub_speed;
diff --git a/player/command.c b/player/command.c
index f84c33cec6..28c97f0d6f 100644
--- a/player/command.c
+++ b/player/command.c
@@ -2909,7 +2909,7 @@ static int mp_property_sub_pos(void *ctx, struct m_property *prop,
     MPContext *mpctx = ctx;
     struct MPOpts *opts = mpctx->opts;
     if (action == M_PROPERTY_PRINT) {
-        *(char **)arg = talloc_asprintf(NULL, "%d/100", opts->subs_rend->sub_pos);
+        *(char **)arg = talloc_asprintf(NULL, "%4.2f%%/100", opts->subs_rend->sub_pos);
         return M_PROPERTY_OK;
     }
     return mp_property_generic_option(mpctx, prop, action, arg);
diff --git a/sub/sd_ass.c b/sub/sd_ass.c
index e4e5652875..a4df24e0ae 100644
--- a/sub/sd_ass.c
+++ b/sub/sd_ass.c
@@ -388,7 +388,7 @@ static void configure_ass(struct sd *sd, struct mp_osd_res *dim,
     ass_set_margins(priv, dim->mt, dim->mb, dim->ml, dim->mr);
 
     bool set_use_margins = false;
-    int set_sub_pos = 0;
+    float set_sub_pos = 0.0f;
     float set_line_spacing = 0;
     float set_font_scale = 1;
     int set_hinting = 0;
@@ -406,7 +406,7 @@ static void configure_ass(struct sd *sd, struct mp_osd_res *dim,
         set_use_margins = opts->ass_use_margins;
     }
     if (converted || opts->ass_style_override) {
-        set_sub_pos = 100 - opts->sub_pos;
+        set_sub_pos = 100.0f - opts->sub_pos;
         set_line_spacing = opts->ass_line_spacing;
         set_hinting = opts->ass_hinting;
         set_font_scale = opts->sub_scale;
diff --git a/sub/sd_lavc.c b/sub/sd_lavc.c
index ce20ddba2c..f4b85e0784 100644
--- a/sub/sd_lavc.c
+++ b/sub/sd_lavc.c
@@ -462,8 +462,8 @@ static struct sub_bitmaps *get_bitmaps(struct sd *sd, struct mp_osd_res d,
         h = MPMAX(priv->video_params.h, current->src_h);
     }
 
-    if (opts->sub_pos != 100 && opts->ass_style_override) {
-        int offset = (100 - opts->sub_pos) / 100.0 * h;
+    if (opts->sub_pos != 100.0f && opts->ass_style_override) {
+        float offset = (100.0f - opts->sub_pos) / 100.0f * h;
 
         for (int n = 0; n < res->num_parts; n++) {
             struct sub_bitmap *sub = &res->parts[n];