diff --git a/src/dev/riscv/plic.cc b/src/dev/riscv/plic.cc
index b8f765a17c..371af9e78a 100644
--- a/src/dev/riscv/plic.cc
+++ b/src/dev/riscv/plic.cc
@@ -203,7 +203,7 @@ Plic::PlicRegisters::init()
         - plic->nSrc32 * 4;
     reserved.emplace_back("reserved1", reserve1_size);
     const size_t reserve2_size = thresholdStart - enableStart
-        - plic->nSrc32 * plic->nContext * enablePadding;
+        - plic->nContext * enablePadding;
     reserved.emplace_back("reserved2", reserve2_size);
     const size_t reserve3_size = plic->pioSize - thresholdStart
         - plic->nContext * thresholdPadding;
@@ -333,6 +333,8 @@ void
 Plic::writeThreshold(Register32& reg, const uint32_t& data,
     const int context_id)
 {
+    reg.update(data);
+
     DPRINTF(Plic,
         "Threshold updated - context: %d, val: %d\n",
         context_id, reg.get());