diff --git a/libgambatte/Makefile.libretro b/libgambatte/Makefile.libretro
index b1687d6..3b6feb2 100644
--- a/libgambatte/Makefile.libretro
+++ b/libgambatte/Makefile.libretro
@@ -35,7 +35,7 @@ else ifeq ($(platform), osx)
    fpic := -fPIC
    SHARED := -dynamiclib
 else ifeq ($(platform), ps3)
-   TARGET := libretro.a
+   TARGET := libretro_ps3.a
    CXX = $(CELL_SDK)/host-win32/ppu/bin/ppu-lv2-g++.exe
    AR = $(CELL_SDK)/host-win32/ppu/bin/ppu-lv2-ar.exe
    PLATFORM_DEFINES := -D__CELLOS_LV2__
@@ -51,6 +51,12 @@ else ifeq ($(platform), psl1ght)
    CXX = $(PS3DEV)/ppu/bin/ppu-g++$(EXE_EXT)
    AR = $(PS3DEV)/ppu/bin/ppu-ar$(EXE_EXT)
    PLATFORM_DEFINES := -D__CELLOS_LV2__
+else ifeq ($(platform), psp1)
+   TARGET := libretro_psp1.a
+   CC = psp-gcc$(EXE_EXT)
+   CXX = psp-g++$(EXE_EXT)
+   AR = psp-ar$(EXE_EXT)
+   PLATFORM_DEFINES := -DPSP
 else ifeq ($(platform), xenon)
    TARGET := libretro_xenon360.a
    CC = xenon-gcc$(EXE_EXT)
@@ -115,6 +121,8 @@ else ifeq ($(platform), sncps3)
 	$(AR) rcs $@ $(OBJS)
 else ifeq ($(platform), psl1ght)
 	$(AR) rcs $@ $(OBJS)
+else ifeq ($(platform), psp1)
+	$(AR) rcs $@ $(OBJS)
 else ifeq ($(platform), xenon)
 	$(AR) rcs $@ $(OBJS)
 else ifeq ($(platform), ngc)