diff --git a/SPECS/clang.spec b/SPECS/clang.spec
index f7993d8..7f5dd87 100644
--- a/SPECS/clang.spec
+++ b/SPECS/clang.spec
@@ -41,7 +41,7 @@
 
 Name:		%pkg_name
 Version:	%{clang_version}%{?rc_ver:~rc%{rc_ver}}
-Release:	1%{?dist}
+Release:	2%{?dist}
 Summary:	A C language family front-end for LLVM
 
 License:	NCSA
@@ -168,7 +168,7 @@ libomp-devel to enable -fopenmp.
 Summary: Runtime library for clang
 Requires: %{name}-resource-filesystem%{?_isa} = %{version}
 # RHEL specific: Use libstdc++ from gcc12 by default. rhbz#2064507
-Requires: gcc-toolset-11-gcc-c++
+Requires: gcc-toolset-12-gcc-c++
 Recommends: compiler-rt%{?_isa} = %{version}
 # libomp-devel is required, so clang can find the omp.h header when compiling
 # with -fopenmp.
@@ -381,7 +381,8 @@ CFLAGS="$CFLAGS -Wno-address -Wno-nonnull -Wno-maybe-uninitialized"
 %ifarch %{arm}
 	-DCLANG_DEFAULT_LINKER=lld \
 %endif
-	-DCLANG_DEFAULT_UNWINDLIB=libgcc
+	-DCLANG_DEFAULT_UNWINDLIB=libgcc \
+	-DGCC_INSTALL_PREFIX=/opt/rh/gcc-toolset-12/root/usr
 
 %cmake_build
 
@@ -612,6 +613,10 @@ false
 
 %endif
 %changelog
+* Wed Jun 01 2022 Timm Bäder <tbaeder@redhat.com> - 14.0.0-2
+- Increate gcc-toolset dependency to 12
+- Set GCC_INSTALL_PREFIX variable
+
 * Thu Apr 07 2022 Timm Bäder <tbaeder@redhat.com> - 14.0.0-1
 - Update to 14.0.0