diff --git a/rpcs3/Emu/Cell/PPUThread.cpp b/rpcs3/Emu/Cell/PPUThread.cpp
index 3fcd0dc2f6..ea65bf2600 100644
--- a/rpcs3/Emu/Cell/PPUThread.cpp
+++ b/rpcs3/Emu/Cell/PPUThread.cpp
@@ -2076,7 +2076,7 @@ extern void ppu_precompile(std::vector<std::string>& dir_queue, std::vector<lv2_
 	const std::string firmware_sprx_path = vfs::get("/dev_flash/sys/external/");
 
 	// Map fixed address executables area, fake overlay support
-	const bool had_ovl = !vm::map(0x3000'0000, 0x1000'0000, 0x200).operator bool();
+	const bool had_ovl = !vm::map(0x3000'0000, 0x1000'0000, 0x202).operator bool();
 	const u32 ppc_seg = std::exchange(g_ps3_process_info.ppc_seg, 0x3);
 
 	std::vector<std::pair<std::string, u64>> file_queue;
@@ -2337,7 +2337,7 @@ extern void ppu_precompile(std::vector<std::string>& dir_queue, std::vector<lv2_
 
 	if (!had_ovl)
 	{
-		vm::unmap(0x3000'0000);
+		ensure(vm::unmap(0x3000'0000));
 	}
 
 	g_ps3_process_info.ppc_seg = ppc_seg;