diff --git a/launcher/src/gamerunner.cpp b/launcher/src/gamerunner.cpp
index 5e934a5..b596e8e 100644
--- a/launcher/src/gamerunner.cpp
+++ b/launcher/src/gamerunner.cpp
@@ -3,6 +3,8 @@
 
 #include "gamerunner.h"
 
+#include <KSandbox>
+
 #ifdef ENABLE_GAMEMODE
 #include <gamemode_client.h>
 #endif
@@ -283,10 +285,6 @@ void GameRunner::launchExecutable(const Profile &profile, QProcess *process, con
             env.insert(QStringLiteral("MVK_CONFIG_USE_METAL_ARGUMENT_BUFFERS"), QString::number(1));
         }
 
-#if defined(FLATPAK)
-        arguments.push_back(QStringLiteral("flatpak-spawn"));
-        arguments.push_back(QStringLiteral("--host"));
-#endif
         arguments.push_back(profile.winePath());
     }
 #endif
@@ -301,7 +299,13 @@ void GameRunner::launchExecutable(const Profile &profile, QProcess *process, con
 
     process->setProcessEnvironment(env);
 
-    process->start(executable, arguments);
+    // Wrap in flatpak host spawn if needed
+    if (KSandbox::isInside()) {
+        const auto context = KSandbox::makeHostContext(*process);
+        process->start(context.program, context.arguments);
+    } else {
+        process->start(executable, arguments);
+    }
 }
 
 void GameRunner::addRegistryKey(const Profile &settings, QString key, QString value, QString data)