diff --git a/src/layer/noop.cpp b/src/layer/noop.cpp
index 36e0f7b09..68572b0ba 100644
--- a/src/layer/noop.cpp
+++ b/src/layer/noop.cpp
@@ -22,7 +22,7 @@ Noop::Noop()
     support_inplace = true;
     support_vulkan = true;
     support_packing = true;
-    support_fp16_storage = cpu_support_arm_asimdhp();
+    support_fp16_storage = cpu_support_arm_asimdhp() || cpu_support_riscv_zfh();
     support_bf16_storage = true;
     support_image_storage = true;
 }
diff --git a/src/layer/split.cpp b/src/layer/split.cpp
index d517dec40..f79fce0f1 100644
--- a/src/layer/split.cpp
+++ b/src/layer/split.cpp
@@ -23,7 +23,7 @@ Split::Split()
     support_inplace = false;
     support_vulkan = true;
     support_packing = true;
-    support_fp16_storage = cpu_support_arm_asimdhp();
+    support_fp16_storage = cpu_support_arm_asimdhp() || cpu_support_riscv_zfh();
     support_bf16_storage = true;
     support_image_storage = true;
 }