diff --git a/java-21-openjdk-portable.spec b/java-21-openjdk-portable.spec
index be77fd3..9e519de 100644
--- a/java-21-openjdk-portable.spec
+++ b/java-21-openjdk-portable.spec
@@ -131,7 +131,7 @@
 # Set of architectures for which we build fastdebug builds
 %global fastdebug_arches x86_64 ppc64le aarch64
 # Set of architectures with a Just-In-Time (JIT) compiler
-%global jit_arches      %{arm} %{aarch64} %{ix86} %{power64} s390x sparcv9 sparc64 x86_64
+%global jit_arches      %{arm} %{aarch64} %{ix86} %{power64} s390x sparcv9 sparc64 x86_64 riscv64
 # Set of architectures which use the Zero assembler port (!jit_arches)
 %global zero_arches ppc s390
 # Set of architectures which run a full bootstrap cycle
@@ -139,15 +139,15 @@
 # Set of architectures which support SystemTap tapsets
 %global systemtap_arches %{jit_arches}
 # Set of architectures with a Ahead-Of-Time (AOT) compiler
-%global aot_arches      x86_64 %{aarch64}
+%global aot_arches      x86_64 %{aarch64} riscv64
 # Set of architectures which support the serviceability agent
-%global sa_arches       %{ix86} x86_64 sparcv9 sparc64 %{aarch64} %{power64} %{arm}
+%global sa_arches       %{ix86} x86_64 sparcv9 sparc64 %{aarch64} %{power64} %{arm} riscv64
 # Set of architectures which support class data sharing
 # As of JDK-8005165 in OpenJDK 10, class sharing is not arch-specific
 # However, it does segfault on the Zero assembler port, so currently JIT only
 %global share_arches    %{jit_arches}
 # Set of architectures for which we build the Shenandoah garbage collector
-%global shenandoah_arches x86_64 %{aarch64}
+%global shenandoah_arches x86_64 %{aarch64} riscv64
 # Set of architectures for which we build the Z garbage collector
 %global zgc_arches x86_64
 # Set of architectures for which alt-java has SSB mitigation
@@ -304,6 +304,10 @@
 %global archinstall aarch64
 %global stapinstall arm64
 %endif
+%ifarch riscv64
+%global archinstall riscv64
+%global stapinstall riscv64
+%endif
 # 32 bit sparc, optimized for v9
 %ifarch sparcv9
 %global archinstall sparc
@@ -338,7 +342,8 @@
 # buildjdkver is usually same as %%{featurever},
 # but in time of bootstrap of next jdk, it is featurever-1,
 # and this it is better to change it here, on single place
-%global buildjdkver %{featurever}
+#global buildjdkver %{featurever}
+%global buildjdkver 17
 # We don't add any LTS designator for STS packages (Fedora and EPEL).
 # We need to explicitly exclude EPEL as it would have the %%{rhel} macro defined.
 %if 0%{?rhel} && !0%{?epel}
@@ -562,7 +567,7 @@ ExcludeArch: %{ix86}
 
 Name:    java-%{javaver}-%{origin}-portable%{?pkgos:-%{pkgos}}
 Version: %{newjavaver}.%{buildver}
-Release: %{?eaprefix}%{rpmrelease}%{?extraver}%{?dist}
+Release: %{?eaprefix}%{rpmrelease}%{?extraver}.0.riscv64%{?dist}
 # java-1.5.0-ibm from jpackage.org set Epoch to 1 for unknown reasons
 # and this change was brought into RHEL-4. java-1.5.0-ibm packages
 # also included the epoch in their virtual provides. This created a
@@ -1043,7 +1048,7 @@ export NUM_PROC=${NUM_PROC:-1}
 [ ${NUM_PROC} -gt %{?_smp_ncpus_max} ] && export NUM_PROC=%{?_smp_ncpus_max}
 %endif
 
-%ifarch s390x sparc64 alpha %{power64} %{aarch64}
+%ifarch s390x sparc64 alpha %{power64} %{aarch64} riscv64
 export ARCH_DATA_MODEL=64
 %endif
 %ifarch alpha
@@ -1783,6 +1788,9 @@ done
 %endif
 
 %changelog
+* Fri Mar 08 2024 David Abdurachmanov <davidlt@rivosinc.com> - 1:21.0.2.0.13-3.0.riscv64
+- Add riscv64
+
 * Wed Jan 24 2024 Jiri Vanek <jvanek@redhat.com> - 1:21.0.2.0.13-3
 - Move to -P<n> usage for patch macro which works on all RPM versions
 - generate_source_tarball.sh: Add note on network usage of OPENJDK_LATEST