diff --git a/Source/Core/Common/JitRegister.cpp b/Source/Core/Common/JitRegister.cpp
index 3dafaac5d7..69ea7e5bba 100644
--- a/Source/Core/Common/JitRegister.cpp
+++ b/Source/Core/Common/JitRegister.cpp
@@ -5,7 +5,6 @@
 #include <cinttypes>
 #include <cstddef>
 #include <cstdio>
-#include <cstdlib>
 #include <fstream>
 #include <string>
 
@@ -13,6 +12,7 @@
 #include "Common/FileUtil.h"
 #include "Common/JitRegister.h"
 #include "Common/StringUtil.h"
+#include "Core/ConfigManager.h"
 
 #ifdef _WIN32
 #include <process.h>
@@ -45,10 +45,10 @@ void Init()
 	s_agent = op_open_agent();
 #endif
 
-	const char* perf_dir = getenv("DOLPHIN_PERF_DIR");
-	if (perf_dir && perf_dir[0])
+	const std::string& perf_dir = SConfig::GetInstance().m_LocalCoreStartupParameter.m_perfDir;
+	if (!perf_dir.empty())
 	{
-		std::string filename = StringFromFormat("%s/perf-%d.map", perf_dir, getpid());
+		std::string filename = StringFromFormat("%s/perf-%d.map", perf_dir.data(), getpid());
 		s_perf_map_file.Open(filename, "w");
 		// Disable buffering in order to avoid missing some mappings
 		// if the event of a crash:
diff --git a/Source/Core/Core/CoreParameter.h b/Source/Core/Core/CoreParameter.h
index 28686a55bc..f7c4f03fe5 100644
--- a/Source/Core/Core/CoreParameter.h
+++ b/Source/Core/Core/CoreParameter.h
@@ -243,6 +243,8 @@ struct SCoreStartupParameter
 	std::string m_strGameIniDefaultRevisionSpecific;
 	std::string m_strGameIniLocal;
 
+	std::string m_perfDir;
+
 	// Constructor just calls LoadDefaults
 	SCoreStartupParameter();
 
diff --git a/Source/Core/DolphinWX/Main.cpp b/Source/Core/DolphinWX/Main.cpp
index 28be496fc2..69aafbad35 100644
--- a/Source/Core/DolphinWX/Main.cpp
+++ b/Source/Core/DolphinWX/Main.cpp
@@ -142,10 +142,12 @@ bool DolphinApp::OnInit()
 	bool UseLogger = false;
 	bool selectVideoBackend = false;
 	bool selectAudioEmulation = false;
+	bool selectPerfDir = false;
 
 	wxString videoBackendName;
 	wxString audioEmulationName;
 	wxString userPath;
+	wxString perfDir;
 
 #if wxUSE_CMDLINE_PARSER // Parse command lines
 	wxCmdLineEntryDesc cmdLineDesc[] =
@@ -195,6 +197,11 @@ bool DolphinApp::OnInit()
 			"User folder path",
 			wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL
 		},
+		{
+			wxCMD_LINE_OPTION, "P", "perf_dir",
+			"Directory for Lionux perf perf-$pid.map file",
+			wxCMD_LINE_VAL_STRING, wxCMD_LINE_PARAM_OPTIONAL
+		},
 		{
 			wxCMD_LINE_NONE, nullptr, nullptr, nullptr, wxCMD_LINE_VAL_NONE, 0
 		}
@@ -219,6 +226,7 @@ bool DolphinApp::OnInit()
 	BatchMode = parser.Found("batch");
 	selectVideoBackend = parser.Found("video_backend", &videoBackendName);
 	selectAudioEmulation = parser.Found("audio_emulation", &audioEmulationName);
+	selectPerfDir = parser.Found("perf_dir", &perfDir);
 	playMovie = parser.Found("movie", &movieFile);
 
 	if (parser.Found("user", &userPath))
@@ -255,6 +263,12 @@ bool DolphinApp::OnInit()
 	UICommon::CreateDirectories();
 	UICommon::Init();
 
+	if (selectPerfDir)
+	{
+		SConfig::GetInstance().m_LocalCoreStartupParameter.m_perfDir =
+			WxStrToStr(perfDir);
+	}
+
 	if (selectVideoBackend && videoBackendName != wxEmptyString)
 		SConfig::GetInstance().m_LocalCoreStartupParameter.m_strVideoBackend =
 			WxStrToStr(videoBackendName);