diff --git a/_config b/_config
index 5e5dc6b..f730081 100644
--- a/_config
+++ b/_config
@@ -33,6 +33,13 @@ Prefer: -libtsan2-gcc12
 Prefer: -libubsan1-gcc12
 Prefer: -libubsan1-gcc12-32bit
 
+Prefer: -libasan8-gcc13
+Prefer: -libasan8-gcc13-32bit
+Prefer: -libtsan2-gcc13
+Prefer: -libubsan1-gcc13
+Prefer: -libubsan1-gcc13-32bit
+Prefer: -libgfortran5-gcc13
+
 Patterntype: rpm-md ymp
 RepoType: rpm-md:sha512:filelists-ext
 %if "%_repository" == "images"
@@ -2194,6 +2201,7 @@ BuildFlags: onlybuild:gc
 BuildFlags: onlybuild:gcab
 BuildFlags: onlybuild:gcc
 BuildFlags: onlybuild:gcc13
+BuildFlags: onlybuild:gcc14
 BuildFlags: onlybuild:gccmakedep
 BuildFlags: onlybuild:gcr
 BuildFlags: onlybuild:gcr3
@@ -3837,7 +3845,7 @@ Macros:
 %product_libs_llvm_ver 17
 
 # define which gcc package builds the system libraries
-%product_libs_gcc_ver 13
+%product_libs_gcc_ver 14
 # The following shlibs have latest versions built from GCC 6 sources
 %product_libs_gcc_ver_libasan3 6
 %product_libs_gcc_ver_libgo9 6
@@ -3871,6 +3879,11 @@ Macros:
 %product_libs_gcc_ver_libgo21 12
 %product_libs_gcc_ver_libgphobos3 12
 %product_libs_gcc_ver_libgdruntime3 12
+# The following shlibs have the latest version build from GCC 13 sources
+%product_libs_gcc_ver_libm2 13
+%product_libs_gcc_ver_libgo22 13
+%product_libs_gcc_ver_libgphobos4 13
+%product_libs_gcc_ver_libgdruntime4 13
 %gcc_version 13
 
 %ext_info .gz
@@ -4010,6 +4023,7 @@ BuildFlags: onlybuild:gawk
 BuildFlags: onlybuild:gcc
 BuildFlags: onlybuild:gcc:build
 BuildFlags: onlybuild:gcc13
+BuildFlags: onlybuild:gcc14
 BuildFlags: onlybuild:gdbm
 BuildFlags: onlybuild:gettext-runtime:gettext-runtime-mini
 BuildFlags: onlybuild:glibc