diff --git a/rpcs3/Emu/Cell/lv2/sys_time.cpp b/rpcs3/Emu/Cell/lv2/sys_time.cpp
index 93199296ae..178aaa429a 100644
--- a/rpcs3/Emu/Cell/lv2/sys_time.cpp
+++ b/rpcs3/Emu/Cell/lv2/sys_time.cpp
@@ -6,6 +6,8 @@
 
 #include "util/asm.hpp"
 
+u64 timebase_offset;
+
 #ifdef _WIN32
 
 #include <Windows.h>
@@ -141,15 +143,22 @@ u64 get_timebased_time()
 	const u64 time = count.QuadPart;
 	const u64 freq = s_time_aux_info.perf_freq;
 
-	return (time / freq * g_timebase_freq + time % freq * g_timebase_freq / freq) * g_cfg.core.clocks_scale / 100u;
+	return ((time / freq * g_timebase_freq + time % freq * g_timebase_freq / freq) * g_cfg.core.clocks_scale / 100u) - timebase_offset;
 #else
 	struct timespec ts;
 	ensure(::clock_gettime(CLOCK_MONOTONIC, &ts) == 0);
 
-	return (static_cast<u64>(ts.tv_sec) * g_timebase_freq + static_cast<u64>(ts.tv_nsec) * g_timebase_freq / 1000000000ull) * g_cfg.core.clocks_scale / 100u;
+	return ((static_cast<u64>(ts.tv_sec) * g_timebase_freq + static_cast<u64>(ts.tv_nsec) * g_timebase_freq / 1000000000ull) * g_cfg.core.clocks_scale / 100u) - timebase_offset;
 #endif
 }
 
+// Add an offset to get_timebased_time to avoid leaking PC's uptime into the game
+void initalize_timebased_time()
+{
+	timebase_offset = 0;
+	timebase_offset = get_timebased_time();
+}
+
 // Returns some relative time in microseconds, don't change this fact
 u64 get_system_time()
 {
diff --git a/rpcs3/Emu/Cell/timers.hpp b/rpcs3/Emu/Cell/timers.hpp
index bdc7a8b88e..ee9b58bb69 100644
--- a/rpcs3/Emu/Cell/timers.hpp
+++ b/rpcs3/Emu/Cell/timers.hpp
@@ -3,5 +3,6 @@
 #include "util/types.hpp"
 
 u64 get_timebased_time();
+void initalize_timebased_time();
 u64 get_system_time();
 u64 get_guest_system_time();
diff --git a/rpcs3/Emu/System.cpp b/rpcs3/Emu/System.cpp
index d7d040cd03..b386e806b5 100644
--- a/rpcs3/Emu/System.cpp
+++ b/rpcs3/Emu/System.cpp
@@ -642,6 +642,8 @@ game_boot_result Emulator::Load(const std::string& title_id, bool add_only, bool
 			}
 		}
 
+		initalize_timebased_time();
+
 		// Set RTM usage
 		g_use_rtm = utils::has_rtm() && ((utils::has_mpx() && g_cfg.core.enable_TSX == tsx_usage::enabled) || g_cfg.core.enable_TSX == tsx_usage::forced);