diff --git a/annobin.spec b/annobin.spec
index aab36c9..78d5ec9 100644
--- a/annobin.spec
+++ b/annobin.spec
@@ -1,7 +1,7 @@
 
 Name:    annobin
 Summary: Annotate and examine compiled binary files
-Version: 12.46
+Version: 12.47
 Release: 1%{?dist}
 License: GPL-3.0-or-later AND LGPL-2.0-or-later AND (GPL-2.0-or-later WITH GCC-exception-2.0) AND (LGPL-2.0-or-later WITH GCC-exception-2.0) AND GFDL-1.3-or-later
 URL: https://sourceware.org/annobin/
@@ -371,8 +371,7 @@ export CFLAGS="$CFLAGS -DAARCH64_BRANCH_PROTECTION_SUPPORTED=1"
 export CFLAGS="$CFLAGS $RPM_OPT_FLAGS %build_cflags"
 export LDFLAGS="$LDFLAGS %build_ldflags"
 
-# Set target-specific security options to be used when building the
-# Clang and LLVM plugins.
+# Set target-specific options to be used when building the Clang and LLVM plugins.
 # FIXME: There should be a better way to do this.
 %ifarch %{ix86} x86_64
 export CLANG_TARGET_OPTIONS="-fcf-protection"
@@ -380,6 +379,12 @@ export CLANG_TARGET_OPTIONS="-fcf-protection"
 %ifarch aarch64
 export CLANG_TARGET_OPTIONS="-mbranch-protection=standard"
 %endif
+%ifnarch risv64
+export CLANG_TARGET_OPTIONS="$CLANG_TARGET_OPTIONS -flto"
+%endif
+	
+# Override the default fortification level used by the Clang and LLVM plugins.
+export PLUGIN_FORTIFY_OPTION="-D_FORTIFY_SOURCE=3"
 
 CFLAGS="$CFLAGS" LDFLAGS="$LDFLAGS" CXXFLAGS="$CFLAGS" %configure ${CONFIG_ARGS} || cat config.log
 
@@ -413,12 +418,14 @@ rm %{_tmppath}/tmp_annobin.so
 
 %if %{with clangplugin}
 cp clang-plugin/annobin-for-clang.so %{_tmppath}/tmp_annobin.so
-make -C clang-plugin all CXXFLAGS="$OPTS $BUILD_FLAGS"
+# To enable verbose more in the plugin append the following: ANNOBIN="verbose"
+make -C clang-plugin clean all CLANG_TARGET_OPTIONS="$CLANG_TARGET_OPTIONS $BUILD_FLAGS" 
 %endif
 
 %if %{with llvmplugin}
 cp llvm-plugin/annobin-for-llvm.so %{_tmppath}/tmp_annobin.so
-make -C llvm-plugin all CXXFLAGS="$OPTS $BUILD_FLAGS"
+# To enable verbose more in the plugin append the following: ANNOBIN_VERBOSE="true"
+make -C llvm-plugin clean all CLANG_TARGET_OPTIONS="$CLANG_TARGET_OPTIONS $BUILD_FLAGS"
 %endif
 
 # endif for %%if {with_plugin_rebuild}
@@ -523,6 +530,10 @@ make check
 #---------------------------------------------------------------------------------
 
 %changelog
+* Wed Mar 27 2024 Nick Clifton  <nickc@redhat.com> - 12.47-1
+- Clang & LLVM Plugins: Allow environment to override fortification level.  (RHEL-30579)
+- Spec File: Override fortification level and set it to 3.
+
 * Mon Mar 25 2024 Tulio Magno Quites Machado Filho  <tuliom@redhat.com> - 12.46-1
 - Annocheck: Improve detection of -mbranch-protection option.
 - Clang Plugin: Add global-file-syms option.
diff --git a/sources b/sources
index bc5c161..6ff094a 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (annobin-12.46.tar.xz) = 6805298e1168dbdd287e706a5d58de0cf06d715b40254f33d757b356b5655f0d1ddc519c478b836c7b8ee89813982b35fc5bec6384a010e40e0d56888d6eb5b2
+SHA512 (annobin-12.47.tar.xz) = 3182a948e9ec2b06943fbeace9c6b5cda457e5fe227e702f851592d98f2291959e1969e67c1ef70a509ededc1c2500ab0243f2a317dc4c8a205246cab457a2ba