diff --git a/emulators/mednafen/Makefile b/emulators/mednafen/Makefile
index 6a507e93b20..075441af407 100644
--- a/emulators/mednafen/Makefile
+++ b/emulators/mednafen/Makefile
@@ -1,10 +1,9 @@
 BROKEN-hppa =	../../include/mednafen/state.h:21:7: error: 'exception_ptr' in namespace 'std' does not name a type
 COMMENT =	emulates numerous game consoles
 
-VERSION =	1.29.0
+VERSION =	1.31.0-UNSTABLE
 DISTNAME =	mednafen-${VERSION}
 PKGNAME =	mednafen-${VERSION:C/-UNSTABLE//}
-REVISION =	0
 
 CATEGORIES =	emulators games
 HOMEPAGE =	https://mednafen.github.io
diff --git a/emulators/mednafen/distinfo b/emulators/mednafen/distinfo
index 17eeff4253e..4c9b4d330ba 100644
--- a/emulators/mednafen/distinfo
+++ b/emulators/mednafen/distinfo
@@ -1,2 +1,2 @@
-SHA256 (mednafen-1.29.0.tar.xz) = 2j+88Ch3+b4PAov6XRy1npU6QEm5D+fjk4ijOG2fNi4=
-SIZE (mednafen-1.29.0.tar.xz) = 3512784
+SHA256 (mednafen-1.31.0-UNSTABLE.tar.xz) = v8/3LjcOCeEro3kWAHghh/v14syda1/k+fNHFkIEY2c=
+SIZE (mednafen-1.31.0-UNSTABLE.tar.xz) = 3528532
diff --git a/emulators/mednafen/patches/patch-src_snes_src_lib_libco_ppc_c b/emulators/mednafen/patches/patch-src_snes_src_lib_libco_ppc_c
deleted file mode 100644
index af38d39de43..00000000000
--- a/emulators/mednafen/patches/patch-src_snes_src_lib_libco_ppc_c
+++ /dev/null
@@ -1,14 +0,0 @@
-snes/src/lib/libco/ppc.c:396:21: error: expected value in expression
-
-Index: src/snes/src/lib/libco/ppc.c
---- src/snes/src/lib/libco/ppc.c.orig
-+++ src/snes/src/lib/libco/ppc.c
-@@ -393,7 +393,7 @@ void co_delete(cothread_t t) {
- }
- 
- static void co_init_(void) {
--  #if LIBCO_MPROTECT
-+  #ifdef LIBCO_MPROTECT
-   long page_size = sysconf(_SC_PAGESIZE);
-   if(page_size > 0) {
-     uintptr_t align = page_size;