diff --git a/rtl/ibex_cs_registers.sv b/rtl/ibex_cs_registers.sv
index e6a5d220..f20061f6 100644
--- a/rtl/ibex_cs_registers.sv
+++ b/rtl/ibex_cs_registers.sv
@@ -583,7 +583,7 @@ module ibex_cs_registers #(
 
       // increment
       if (mhpmcounter_incr[i] & ~mcountinhibit[i]) begin
-        mhpmcounter_n[i] = mhpmcounter_mask[i] & (mhpmcounter_n[i] + 64'h1);
+        mhpmcounter_n[i] = mhpmcounter_mask[i] & (mhpmcounter_q[i] + 64'h1);
       end
 
       // write