diff --git a/15.0.0.tar.gz b/15.0.0.tar.gz
deleted file mode 100644
index 8cc2f15..0000000
--- a/15.0.0.tar.gz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:c31c8c2e89af907507c0631273989526ee7d5cdf7df95ececd628fd7b811e064
-size 3864508
diff --git a/15.1.0.tar.gz b/15.1.0.tar.gz
new file mode 100644
index 0000000..6bc4696
--- /dev/null
+++ b/15.1.0.tar.gz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:4bdcd8cdb330313f0d4deed7be527b0ac1c115ff272e492853a6e98add61b4bc
+size 3915238
diff --git a/_scmsync.obsinfo b/_scmsync.obsinfo
index 293f608..af063aa 100644
--- a/_scmsync.obsinfo
+++ b/_scmsync.obsinfo
@@ -1,4 +1,4 @@
-mtime: 1727385908
-commit: fe753e3e5ad067e4e77e4fb762f8e8a53adc1f5279d5b87e8432249de8b299f7
+mtime: 1734378911
+commit: 00d092be3e4a07aa8ded4e33004ad55e30ba4c2e6ea165be3626c97b0fbe6d08
 url: https://src.opensuse.org/jengelh/glslang
 revision: master
diff --git a/build.specials.obscpio b/build.specials.obscpio
index 4795036..1d08f53 100644
--- a/build.specials.obscpio
+++ b/build.specials.obscpio
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:bad4e52feb83adad3d49d7c93a218e7f182811f7fa53ee84852f1bcc5d4b3b23
+oid sha256:80da1fca45ea30ecb4bc8ff00e64e91b1855f36cf512f991a3389f7e104579e7
 size 256
diff --git a/glslang.changes b/glslang.changes
index 1b27bd5..033aa9c 100644
--- a/glslang.changes
+++ b/glslang.changes
@@ -1,3 +1,11 @@
+-------------------------------------------------------------------
+Sun Dec 15 21:51:35 UTC 2024 - Jan Engelhardt <jengelh@inai.de>
+
+- Update to release 15.1
+  * Add Vulkan 1.4 target and client
+  * Implement GLSL_NV_cooperative_matrix2
+  * Emit OpModfStruct instead of depracated OpModf
+
 -------------------------------------------------------------------
 Thu Sep 26 19:29:05 UTC 2024 - Jan Engelhardt <jengelh@inai.de>
 
diff --git a/glslang.spec b/glslang.spec
index 7a8e0be..6622977 100644
--- a/glslang.spec
+++ b/glslang.spec
@@ -18,7 +18,7 @@
 
 %define lname libglslang15
 Name:           glslang
-Version:        15.0.0
+Version:        15.1.0
 Release:        0
 Summary:        OpenGL and OpenGL ES shader front end and validator
 License:        BSD-3-Clause
@@ -31,9 +31,9 @@ BuildRequires:  bison
 BuildRequires:  cmake >= 3.14.0
 BuildRequires:  fdupes
 BuildRequires:  python3-base
-BuildRequires:  spirv-tools-devel >= 2024.3
+BuildRequires:  spirv-tools-devel >= 2024.4~rc2
 %if 0%{?suse_version} && 0%{?suse_version} < 1599
-BuildRequires:  gcc11-c++
+BuildRequires:  gcc12-c++
 %else
 BuildRequires:  c++_compiler
 %endif
@@ -93,7 +93,7 @@ but which some downstream packages rely on.
 # glslang-15 and onwards, do watch for ABI breaks
 #echo "V_%version { global: *; };" >/tmp/z.sym
 %if 0%{?suse_version} && 0%{?suse_version} < 1599
-export CC=gcc-11 CXX=g++-11
+export CC=gcc-12 CXX=g++-12
 %endif
 # Trim -Wl,--no-undefined for now (https://github.com/KhronosGroup/glslang/issues/1484)
 %cmake -DCMAKE_SHARED_LINKER_FLAGS="-Wl,--as-needed -Wl,-z,now" \