diff --git a/deps/teagba/include/teagba/gfx.hpp b/deps/teagba/include/teagba/gfx.hpp
index e33980327..bd18bb3f1 100644
--- a/deps/teagba/include/teagba/gfx.hpp
+++ b/deps/teagba/include/teagba/gfx.hpp
@@ -37,7 +37,7 @@ struct OX_ALIGN8 GbaSpriteAttrUpdate {
 
 GbaSpriteAttrUpdate &spriteAttr(size_t i) noexcept;
 
-void addSpriteUpdate(const GbaSpriteAttrUpdate &upd) noexcept;
+void addSpriteUpdate(GbaSpriteAttrUpdate const &upd) noexcept;
 
 void applySpriteUpdates() noexcept;
 
diff --git a/deps/teagba/src/cstartup.cpp b/deps/teagba/src/cstartup.cpp
index a36034657..10e5d2ddf 100644
--- a/deps/teagba/src/cstartup.cpp
+++ b/deps/teagba/src/cstartup.cpp
@@ -26,7 +26,7 @@ extern void (*__preinit_array_end[]) (void);
 extern void (*__init_array_start[]) (void);
 extern void (*__init_array_end[]) (void);
 
-int main(int argc, const char **argv);
+int main(int argc, char const **argv);
 
 extern "C" {
 
@@ -50,7 +50,7 @@ void __libc_init_array() {
 }
 
 int c_start() {
-	const char *args[2] = {"", "rom.oxfs"};
+	char const *args[2] = {"", "rom.oxfs"};
 	ox::heapmgr::initHeap(HEAP_BEGIN, HEAP_END);
 	mgba::initConsole();
 #pragma GCC diagnostic push
diff --git a/deps/teagba/src/gfx.cpp b/deps/teagba/src/gfx.cpp
index 0dc80c486..b458eeff3 100644
--- a/deps/teagba/src/gfx.cpp
+++ b/deps/teagba/src/gfx.cpp
@@ -16,7 +16,7 @@ GbaSpriteAttrUpdate &spriteAttr(size_t i) noexcept {
 	return g_spriteBuffer[i];
 }
 
-void addSpriteUpdate(const GbaSpriteAttrUpdate &upd) noexcept {
+void addSpriteUpdate(GbaSpriteAttrUpdate const &upd) noexcept {
 	const auto ie = REG_IE; // disable vblank interrupt handler
 	REG_IE = REG_IE & static_cast<uint16_t>(~teagba::Int_vblank); // disable vblank interrupt handler
 	g_spriteBuffer[upd.idx] = upd;