diff --git a/src/video_core/pica/pica_core.cpp b/src/video_core/pica/pica_core.cpp
index d264c35b5..c8ae5fc68 100644
--- a/src/video_core/pica/pica_core.cpp
+++ b/src/video_core/pica/pica_core.cpp
@@ -58,6 +58,9 @@ void PicaCore::InitializeRegs() {
     // Values initialized by GSP
     regs.internal.irq_autostop = 1;
     regs.internal.irq_mask = 0xFFFFFFF0;
+    // Older versions of libctru didn't initialize this, initialize it here to avoid endless black
+    // screen. Not needed on actual hardware due to previous software already having set it up
+    regs.internal.irq_compare = 0x12345678;
 
     auto& framebuffer_top = regs.framebuffer_config[0];
     auto& framebuffer_sub = regs.framebuffer_config[1];