1 files changed, 3 insertions, 0 deletions
diff --git a/src/nvim/api/win_config.c b/src/nvim/api/win_config.c
index 3fdd062ef0..f81d26b486 100644
--- a/src/nvim/api/win_config.c
+++ b/src/nvim/api/win_config.c
@@ -74,6 +74,7 @@
 ///      - "editor" The global editor grid
 ///      - "win"    Window given by the `win` field, or current window.
 ///      - "cursor" Cursor position in current window.
+///      - "mouse"  Mouse position
 ///   - win: |window-ID| for relative="win".
 ///   - anchor: Decides which corner of the float to place at (row,col):
 ///      - "NW" northwest (default)
@@ -349,6 +350,8 @@ static bool parse_float_relative(String relative, FloatRelative *out)
     *out = kFloatRelativeWindow;
   } else if (striequal(str, "cursor")) {
     *out = kFloatRelativeCursor;
+  } else if (striequal(str, "mouse")) {
+    *out = kFloatRelativeMouse;
   } else {
     return false;
   }