diff --git a/clang.spec b/clang.spec
index a57a971..f073e86 100644
--- a/clang.spec
+++ b/clang.spec
@@ -42,7 +42,7 @@
 
 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
@@ -177,8 +177,8 @@ libomp-devel to enable -fopenmp.
 %package libs
 Summary: Runtime library for clang
 Requires: %{name}-resource-filesystem%{?_isa} = %{version}
-# RHEL specific: Use libstdc++ from gcc12 by default. rhbz#2064507
-Requires: gcc-toolset-12-gcc-c++
+# RHEL specific: Use libstdc++ from gcc13 by default. rhbz#2178804
+Requires: gcc-toolset-13-gcc-c++
 Recommends: compiler-rt%{?_isa} = %{version}
 # libomp-devel is required, so clang can find the omp.h header when compiling
 # with -fopenmp.
@@ -395,7 +395,7 @@ CFLAGS="$CFLAGS -Wno-address -Wno-nonnull -Wno-maybe-uninitialized"
 	-DCLANG_DEFAULT_LINKER=lld \
 %endif
 	-DCLANG_DEFAULT_UNWINDLIB=libgcc \
-	-DGCC_INSTALL_PREFIX=/opt/rh/gcc-toolset-12/root/usr
+	-DGCC_INSTALL_PREFIX=/opt/rh/gcc-toolset-13/root/usr
 
 %cmake_build
 
@@ -624,6 +624,9 @@ false
 
 %endif
 %changelog
+* Thu Jun 29 2023 Tom Stellard <tstellar@redhat.com> - 16.0.6-2
+- Use gcc-toolset-13 by default
+
 * Sat Jun 17 2023 Tom Stellard <tstellar@redhat.com> - 16.0.6-1
 - 16.0.6 Release