diff --git a/src/time/psp/SDL_systime.c b/src/time/psp/SDL_systime.c
index df2d588c8..95d4642b0 100644
--- a/src/time/psp/SDL_systime.c
+++ b/src/time/psp/SDL_systime.c
@@ -22,6 +22,7 @@
 
 #ifdef SDL_TIME_PSP
 
+#include <psptypes.h>
 #include <psprtc.h>
 #include <psputility_sysparam.h>