diff --git a/proj-9.4.0.tar.gz b/proj-9.4.0.tar.gz
deleted file mode 100644
index 75f75c3..0000000
--- a/proj-9.4.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:3643b19b1622fe6b2e3113bdb623969f5117984b39f173b4e3fb19a8833bd216
-size 5652874
diff --git a/proj-9.4.1.tar.gz b/proj-9.4.1.tar.gz
new file mode 100644
index 0000000..d78f930
--- /dev/null
+++ b/proj-9.4.1.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ffe20170ee2b952207adf8a195e2141eab12cda181e49fdeb54425d98c7171d7
+size 5665272
diff --git a/proj-data-1.17.tar.gz b/proj-data-1.17.tar.gz
deleted file mode 100644
index b5637b0..0000000
--- a/proj-data-1.17.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:a79017954c78f2b46e1619f723d2a7a573c466c15f0b4cd1e8bdefff9b2cab30
-size 730955623
diff --git a/proj-data-1.18.tar.gz b/proj-data-1.18.tar.gz
new file mode 100644
index 0000000..3492273
--- /dev/null
+++ b/proj-data-1.18.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bc18bfe967f51eb05bb2fd61cb7045548d992d20842d2c38f4cbc37d904dfd50
+size 735652646
diff --git a/proj.changes b/proj.changes
index 1a2fe06..000aeb5 100644
--- a/proj.changes
+++ b/proj.changes
@@ -1,3 +1,27 @@
+-------------------------------------------------------------------
+Wed Jul  3 19:55:43 UTC 2024 - Stephan Hemeier <Sauerlandlinux@gmx.de>
+
+- * add gcc11 to build with Leap
+
+-------------------------------------------------------------------
+Tue Jul  2 20:02:27 UTC 2024 - Dirk Müller <dmueller@suse.com>
+
+- update to 9.4.1:
+  o Database: update to EPSG v11.006 (#4086)
+  o Database: update ESRI dataset to ArcGIS Pro 3.3 (#4143)
+  * DatabaseContext::lookForGridInfo(): do not trigger network
+    activity in PROJ_GRID_AVAILABILITY_KNOWN_AVAILABLE mode when
+    all grids are known (#4090)
+  * Retry "Connection reset by peer" (#4107)
+  * Use unique names for NKG transformations (#4111)
+  * proj_create()/proj_create_from_database(): recall CRS
+    AUTH:CODE in error message (#4114)
+  * DerivedProjectedCRS: deal with lack of explicit CS in
+    BASEPROJCRS in WKT (#4139)
+  * proj_symbol_rename.h: update with current symbols (#4145)
+  * Improve detection of compatible/incompatible celestial
+    bodies (#4150)
+
 -------------------------------------------------------------------
 Fri Apr 26 08:53:00 UTC 2024 - Atri Bhattacharya <badshah400@gmail.com>
 
diff --git a/proj.spec b/proj.spec
index 965ef70..4dfd74c 100644
--- a/proj.spec
+++ b/proj.spec
@@ -16,11 +16,11 @@
 #
 
 
-%define data_version 1.17
+%define data_version 1.18
 %define sover   25
 %define libname lib%{name}%{sover}
 Name:           proj
-Version:        9.4.0
+Version:        9.4.1
 Release:        0
 Summary:        Cartographic projection software
 License:        MIT
@@ -29,7 +29,11 @@ URL:            https://proj.org/
 Source0:        https://github.com/OSGeo/PROJ/releases/download/%{version}/%{name}-%{version}.tar.gz
 Source1:        https://github.com/OSGeo/PROJ-data/releases/download/%{data_version}.0/%{name}-data-%{data_version}.tar.gz
 BuildRequires:  cmake >= 3.16
+%if 0%{?suse_version} <= 1650
+BuildRequires:  gcc11-c++
+%else
 BuildRequires:  gcc-c++
+%endif
 BuildRequires:  pkgconfig >= 0.9.0
 BuildRequires:  sqlite3
 BuildRequires:  pkgconfig(gtest)
@@ -116,6 +120,10 @@ License:        MIT
 %autosetup
 
 %build
+%if 0%{?suse_version} <= 1650
+export CC=gcc-11
+export CXX=g++-11
+%endif
 # c++14 needed to build tests using gtest >= 1.14
 %cmake \
 %if 0%{?suse_version} >= 1650