diff --git a/.gitignore b/.gitignore
index 38a61af..a58ec8d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@
 /libclc-13.0.1.src.tar.xz.sig
 /libclc-14.0.0.src.tar.xz.sig
 /libclc-14.0.5.src.tar.xz.sig
+/libclc-15.0.0.src.tar.xz.sig
diff --git a/libclc.spec b/libclc.spec
index ede446e..97e3334 100644
--- a/libclc.spec
+++ b/libclc.spec
@@ -2,20 +2,21 @@
 %global debug_package %{nil}
 
 %global shortname clc
-%global libclc_version 14.0.5
-#global rc_ver 2
+%global libclc_version 15.0.0
+#global rc_ver 3
 %global libclc_srcdir libclc-%{libclc_version}%{?rc_ver:rc%{rc_ver}}.src
 
 Name:           libclc
 Version:	%{libclc_version}%{?rc_ver:~rc%{rc_ver}}
-Release:        2%{?dist}
+Release:        1%{?dist}
 Summary:        An open source implementation of the OpenCL 1.1 library requirements
 
 License:        BSD
 URL:            https://libclc.llvm.org
 Source0:	https://github.com/llvm/llvm-project/releases/download/llvmorg-%{libclc_version}%{?rc_ver:-rc%{rc_ver}}/%{libclc_srcdir}.tar.xz
 Source1:	https://github.com/llvm/llvm-project/releases/download/llvmorg-%{libclc_version}%{?rc_ver:-rc%{rc_ver}}/%{libclc_srcdir}.tar.xz.sig
-Source2:	tstellar-gpg-key.asc
+Source2:	release-keys.asc
+
 ExclusiveArch:	%{ix86} x86_64 %{arm} aarch64 %{power64} s390x
 
 BuildRequires:  clang-devel >= %{version}
@@ -66,7 +67,7 @@ developing applications that use %{name}.
 
 %prep
 %{gpgverify} --keyring='%{SOURCE2}' --signature='%{SOURCE1}' --data='%{SOURCE0}'
-%autosetup -n %{libclc_srcdir}
+%autosetup -n %{libclc_srcdir} -p2
 
 %build
 export CFLAGS="%{build_cflags} -D__extern_always_inline=inline"
@@ -95,6 +96,9 @@ export CFLAGS="%{build_cflags} -D__extern_always_inline=inline"
 %{_libdir}/pkgconfig/%{name}.pc
 
 %changelog
+* Tue Sep 06 2022 Nikita Popov <npopov@redhat.com> - 15.0.0-1
+- Update to LLVM 15.0.0
+
 * Thu Jul 21 2022 Fedora Release Engineering <releng@fedoraproject.org> - 14.0.5-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild
 
diff --git a/release-keys.asc b/release-keys.asc
new file mode 100644
index 0000000..0d3789a
--- /dev/null
+++ b/release-keys.asc
@@ -0,0 +1,104 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+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+=Lvw+
+-----END PGP PUBLIC KEY BLOCK-----
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+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+=tMzl
+-----END PGP PUBLIC KEY BLOCK-----
diff --git a/sources b/sources
index 3270bcc..7c93dd6 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (libclc-14.0.5.src.tar.xz) = 9acfd74ad34c3b62f4f8305750d322af148fcf106afd15f04ab7067f80a6778093498cec22c4a9e8737d1ab7c1ed6e00cf8362e52d8c906cd01f36292e2943e8
-SHA512 (libclc-14.0.5.src.tar.xz.sig) = 42e4ec930c187e8ec676d614b9ea3d93fd8ae2e8c239662b581e0e456e58ff6273b844266646ab6c572f67f9638734b190acf6d46f0786169d466fafe8bbabec
+SHA512 (libclc-15.0.0.src.tar.xz) = 5232d86bba930b837af6000a37b073d666df4219f4465340eec8234dd5d5f7d1d79c01559d3b08d1418e6e672a9725ee582c0e7c2b5cc3b1c3bf5dded1d87644
+SHA512 (libclc-15.0.0.src.tar.xz.sig) = 6ab29cd29cf59111bde2a03e022665b2a3112872b3152aa804e8e6150b6e2332a847cb1d26e9376abbae993def57aa4485d78f723cbb3aca97b38c4f0c2e8948
diff --git a/tstellar-gpg-key.asc b/tstellar-gpg-key.asc
deleted file mode 100644
index eba625c..0000000
Binary files a/tstellar-gpg-key.asc and /dev/null differ