diff --git a/src/interoperability/interoperability.md b/src/interoperability/interoperability.md
index cd98fd8..4b6ca65 100644
--- a/src/interoperability/interoperability.md
+++ b/src/interoperability/interoperability.md
@@ -19,14 +19,13 @@ to C-types that are easier and safer to handle.
 For `#![no_std]` environments, there is also `core::raw` that
 covers all the primitive types.
 
-------------------------------------------
-| Rust type | Intermediate | C type       |
-|-----------|--------------|--------------|
-| String    | CString      | *char        |
-| &str      | CStr         | *const char  |
-| ()        | c_void       | void         |
-| u32 | u64 | c_uint       | unsigned int |
-| etc       | ...          | ...          |
+| Rust type  | Intermediate | C type       |
+|------------|--------------|--------------|
+| String     | CString      | *char        |
+| &str       | CStr         | *const char  |
+| ()         | c_void       | void         |
+| u32 or u64 | c_uint       | unsigned int |
+| etc        | ...          | ...          |
 
 As mentioned above, primitive types can be converted
 by the compiler implicitly.
@@ -36,4 +35,4 @@ unsafe fn foo(num: u32) {
     let c_num: c_uint = num;
     let r_num: u32 = c_num;
 }
-```
\ No newline at end of file
+```