diff --git a/runtime/compiletime/memory/64bit_nix.c b/runtime/compiletime/memory/64bit_nix.c
index d51b4d6..cd5bb68 100644
--- a/runtime/compiletime/memory/64bit_nix.c
+++ b/runtime/compiletime/memory/64bit_nix.c
@@ -22,13 +22,13 @@ get_f64(int32_t offset)
 	return *(double *)address;
 }
 
-INLINE i8
+INLINE int8_t
 get_i8(int32_t offset)
 {
 	char *mem_as_chars = (char *)local_sandbox_context_cache.linear_memory_start;
 	void *address      = &mem_as_chars[offset];
 
-	return *(i8 *)address;
+	return *(int8_t *)address;
 }
 
 INLINE int16_t
@@ -96,12 +96,12 @@ set_f64(int32_t offset, double v)
 }
 
 INLINE void
-set_i8(int32_t offset, i8 v)
+set_i8(int32_t offset, int8_t v)
 {
 	char *mem_as_chars = (char *)local_sandbox_context_cache.linear_memory_start;
 	void *address      = &mem_as_chars[offset];
 
-	*(i8 *)address = v;
+	*(int8_t *)address = v;
 }
 
 INLINE void
diff --git a/runtime/include/types.h b/runtime/include/types.h
index cc17bf9..6f250e5 100644
--- a/runtime/include/types.h
+++ b/runtime/include/types.h
@@ -35,9 +35,6 @@
 #define round_to_page(x)    round_to_pow2(x, PAGE_SIZE)
 #define round_up_to_page(x) round_up_to_pow2(x, PAGE_SIZE)
 
-/* Type alias's so I don't have to write uint32_t a million times */
-typedef signed char i8;
-
 /* FIXME: per-module configuration? */
 #define WASM_PAGE_SIZE   (1024 * 64) /* 64KB */
 #define WASM_START_PAGES (1 << 8)    /* 16MB */