diff --git a/Makefile.griffin b/Makefile.griffin
index dd30f90ec0..614e9edc58 100644
--- a/Makefile.griffin
+++ b/Makefile.griffin
@@ -392,6 +392,8 @@ ifeq ($(DEBUG), 1)
    CFLAGS += -O0 -g -DDEBUG
 else ifeq ($(platform), psp1)
    CFLAGS += -O2
+else ifeq ($(platform), vita)
+   CFLAGS += -O1
 else
    CFLAGS += -O3
 endif
diff --git a/libretro-common/rthreads/psp_pthread.h b/libretro-common/rthreads/psp_pthread.h
index d70a4a1330..bf0ed35125 100644
--- a/libretro-common/rthreads/psp_pthread.h
+++ b/libretro-common/rthreads/psp_pthread.h
@@ -26,6 +26,7 @@
 
 #ifdef VITA
 #include <psp2/kernel/threadmgr.h>
+#include <sys/time.h>
 #else
 #include <pspkernel.h>
 #include <pspthreadman.h>