diff --git a/_service b/_service
index f9435f4..85ad0ad 100644
--- a/_service
+++ b/_service
@@ -1,12 +1,12 @@
 <services>
   <service name="obs_scm" mode="disabled">
    <param name="changesgenerate">enable</param>
-   <param name="versionformat">5.15.10+kde@TAG_OFFSET@</param>
+   <param name="versionformat">5.15.11+kde@TAG_OFFSET@</param>
    <param name="url">https://invent.kde.org/qt/qt/qtcharts.git</param>
    <param name="scm">git</param>
    <param name="filename">qtcharts-everywhere-src</param>
    <param name="revision">kde/5.15</param>
-   <param name="parent-tag">v5.15.10-lts-lgpl</param>
+   <param name="parent-tag">v5.15.11-lts-lgpl</param>
    <param name="changesgenerate">enable</param>
   </service>
   <service name="set_version" mode="disabled"/>
diff --git a/_servicedata b/_servicedata
index 80f3172..7838fa8 100644
--- a/_servicedata
+++ b/_servicedata
@@ -1,4 +1,4 @@
 <servicedata>
 <service name="tar_scm">
                 <param name="url">https://invent.kde.org/qt/qt/qtcharts.git</param>
-              <param name="changesrevision">7ce22b0633eb9d1eb59854fee4f2f545e1b842e0</param></service></servicedata>
\ No newline at end of file
+              <param name="changesrevision">e17308d5ce83a8b66aeeaaaf16ce16d4ee6b2826</param></service></servicedata>
\ No newline at end of file
diff --git a/libqt5-qtcharts.changes b/libqt5-qtcharts.changes
index bf3e1a8..d0a880c 100644
--- a/libqt5-qtcharts.changes
+++ b/libqt5-qtcharts.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Fri Oct  6 06:36:16 UTC 2023 - Fabian Vogt <fabian@ritter-vogt.de>
+
+- Update to version 5.15.11+kde0, rebased upstream:
+  * Fix axis vanishing with specific values
+  * Improve performance on QXYModelMapper
+  * Replace code with simpler but equivalent code
+
 -------------------------------------------------------------------
 Tue Jun 13 12:58:31 UTC 2023 - Fabian Vogt <fabian@ritter-vogt.de>
 
diff --git a/libqt5-qtcharts.spec b/libqt5-qtcharts.spec
index 4640a00..a272a3f 100644
--- a/libqt5-qtcharts.spec
+++ b/libqt5-qtcharts.spec
@@ -19,11 +19,11 @@
 %define qt5_snapshot 1
 %define libname libQt5Charts5
 %define base_name libqt5
-%define real_version 5.15.10
-%define so_version 5.15.10
+%define real_version 5.15.11
+%define so_version 5.15.11
 %define tar_version qtcharts-everywhere-src-%{version}
 Name:           libqt5-qtcharts
-Version:        5.15.10+kde0
+Version:        5.15.11+kde0
 Release:        0
 Summary:        Qt 5 Charts Library
 License:        GPL-3.0-or-later
diff --git a/qtcharts-everywhere-src-5.15.10+kde0.obscpio b/qtcharts-everywhere-src-5.15.10+kde0.obscpio
deleted file mode 100644
index b71f4d8..0000000
--- a/qtcharts-everywhere-src-5.15.10+kde0.obscpio
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:490213a2b9a400e88b37cc8a80e377f15f88a8a2d0fc31fe7c4ea632453a55ec
-size 9542669
diff --git a/qtcharts-everywhere-src-5.15.11+kde0.obscpio b/qtcharts-everywhere-src-5.15.11+kde0.obscpio
new file mode 100644
index 0000000..9d96e6c
--- /dev/null
+++ b/qtcharts-everywhere-src-5.15.11+kde0.obscpio
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:471be4ddf9670e0151b745b31be09ea9035ec6a119d120a6d81c05d25921dd85
+size 9542669
diff --git a/qtcharts-everywhere-src.obsinfo b/qtcharts-everywhere-src.obsinfo
index 0d110e8..c5fb946 100644
--- a/qtcharts-everywhere-src.obsinfo
+++ b/qtcharts-everywhere-src.obsinfo
@@ -1,4 +1,4 @@
 name: qtcharts-everywhere-src
-version: 5.15.10+kde0
-mtime: 1682320414
-commit: 7ce22b0633eb9d1eb59854fee4f2f545e1b842e0
+version: 5.15.11+kde0
+mtime: 1686319722
+commit: e17308d5ce83a8b66aeeaaaf16ce16d4ee6b2826