diff --git a/include/ironbee/field.h b/include/ironbee/field.h
index df4ed249f..c0465ca23 100644
--- a/include/ironbee/field.h
+++ b/include/ironbee/field.h
@@ -1076,7 +1076,7 @@ ib_status_t DLL_PUBLIC ib_field_from_string(
  * Convert a string to a field, trying to treat the string as a number if
  * possible (Extended version).
  *
- * @param[in] mp Memory manager to use for allocations
+ * @param[in] mm Memory manager to use for allocations
  * @param[in] name Field name
  * @param[in] nlen Length of @a name
  * @param[in] vstr Value string
diff --git a/modules/txvars.c b/modules/txvars.c
index 134154ede..9f278582a 100644
--- a/modules/txvars.c
+++ b/modules/txvars.c
@@ -461,7 +461,7 @@ static ib_status_t txvars_handler(
  * Create a TxVars item
  *
  * @param[in] ib IronBee Engine
- * @param[in] mp Memory manager to use for allocations
+ * @param[in] mm Memory manager to use for allocations
  * @param[in] init Item initializer data
  * @param[out] pitem Pointer to created item
  *