diff --git a/crates/c-api/src/config.rs b/crates/c-api/src/config.rs
index c78fdaa192..aaee8c4b36 100644
--- a/crates/c-api/src/config.rs
+++ b/crates/c-api/src/config.rs
@@ -153,11 +153,11 @@ pub extern "C" fn wasmtime_config_static_memory_maximum_size_set(c: &mut wasm_co
 }
 
 #[no_mangle]
-pub extern "C" fn wasmtime_config_static_memory_guard_size(c: &mut wasm_config_t, size: u64) {
+pub extern "C" fn wasmtime_config_static_memory_guard_size_set(c: &mut wasm_config_t, size: u64) {
     c.config.static_memory_guard_size(size);
 }
 
 #[no_mangle]
-pub extern "C" fn wasmtime_config_dynamic_memory_guard_size(c: &mut wasm_config_t, size: u64) {
+pub extern "C" fn wasmtime_config_dynamic_memory_guard_size_set(c: &mut wasm_config_t, size: u64) {
     c.config.dynamic_memory_guard_size(size);
 }