diff --git a/libretro/libretro.cpp b/libretro/libretro.cpp
index 69984ee667..e88e534af2 100644
--- a/libretro/libretro.cpp
+++ b/libretro/libretro.cpp
@@ -357,6 +357,7 @@ void retro_init(void)
    g_Config.iAltSpeedVolume = -1;
    g_Config.bEnableSound = true;
    g_Config.iCwCheatRefreshRate = 60;
+   g_Config.iMemStickSizeGB = 16;
 
    g_Config.iFirmwareVersion = PSP_DEFAULT_FIRMWARE;
    g_Config.iPSPModel = PSP_MODEL_SLIM;