diff --git a/src/core/gpu.cpp b/src/core/gpu.cpp
index e2c5bedb4..680700396 100644
--- a/src/core/gpu.cpp
+++ b/src/core/gpu.cpp
@@ -1261,6 +1261,7 @@ void GPU::WriteGP1(u32 value)
     {
       DEBUG_LOG("Acknowledge interrupt");
       m_GPUSTAT.interrupt_request = false;
+      InterruptController::SetLineState(InterruptController::IRQ::GPU, false);
     }
     break;
 
diff --git a/src/core/gpu_commands.cpp b/src/core/gpu_commands.cpp
index f6173c60b..b2086e8c5 100644
--- a/src/core/gpu_commands.cpp
+++ b/src/core/gpu_commands.cpp
@@ -210,7 +210,7 @@ bool GPU::HandleInterruptRequestCommand()
   DEBUG_LOG("GP0 interrupt request");
 
   m_GPUSTAT.interrupt_request = true;
-  InterruptController::SetLineState(InterruptController::IRQ::GPU, m_GPUSTAT.interrupt_request);
+  InterruptController::SetLineState(InterruptController::IRQ::GPU, true);
 
   m_fifo.RemoveOne();
   AddCommandTicks(1);