diff --git a/jstests/core/create_indexes_with_unknown_field_names.js b/jstests/core/create_indexes_with_unknown_field_names.js
index 2537a486157..c5cfefff3a5 100644
--- a/jstests/core/create_indexes_with_unknown_field_names.js
+++ b/jstests/core/create_indexes_with_unknown_field_names.js
@@ -1,6 +1,6 @@
 /**
  * Tests that we can have unknown field names in the index spec passed to the createIndexes command
- * if 'ignoreUnknownIndexSpecFields: true' is set on the createIndexes command.
+ * if 'ignoreUnknownIndexOptions: true' is set on the createIndexes command.
  */
 (function() {
     "use strict";
@@ -15,21 +15,21 @@
     assert.commandFailedWithCode(db.runCommand({
         createIndexes: "unknown_field_names_create_indexes",
         indexes: [{key: {x: 1}, name: "myindex", someField: "someValue"}],
-        ignoreUnknownIndexSpecFields: false
+        ignoreUnknownIndexOptions: false
     }),
                                  ErrorCodes.InvalidIndexSpecificationOption);
 
     assert.commandFailedWithCode(db.runCommand({
         createIndexes: "unknown_field_names_create_indexes",
         indexes: [{key: {x: 1}, name: "myindex", someField: "someValue"}],
-        ignoreUnknownIndexSpecFields: "badValue"
+        ignoreUnknownIndexOptions: "badValue"
     }),
                                  ErrorCodes.TypeMismatch);
 
     assert.commandWorked(db.runCommand({
         createIndexes: "unknown_field_names_create_indexes",
         indexes: [{key: {x: 1}, name: "myindex", someField: "someValue"}],
-        ignoreUnknownIndexSpecFields: true
+        ignoreUnknownIndexOptions: true
     }));
 
     // Make sure 'someField' is not in the index spec.
diff --git a/src/mongo/db/commands/create_indexes.cpp b/src/mongo/db/commands/create_indexes.cpp
index 7b0dbb11cce..89c47545edc 100644
--- a/src/mongo/db/commands/create_indexes.cpp
+++ b/src/mongo/db/commands/create_indexes.cpp
@@ -70,7 +70,7 @@ namespace {
 constexpr auto kIndexesFieldName = "indexes"_sd;
 constexpr auto kCommandName = "createIndexes"_sd;
 constexpr auto kCommitQuorumFieldName = "commitQuorum"_sd;
-constexpr auto kignoreUnknownIndexSpecFieldsName = "ignoreUnknownIndexSpecFields"_sd;
+constexpr auto kIgnoreUnknownIndexOptionsName = "ignoreUnknownIndexOptions"_sd;
 constexpr auto kTwoPhaseCommandName = "twoPhaseCreateIndexes"_sd;
 constexpr auto kCreateCollectionAutomaticallyFieldName = "createdCollectionAutomatically"_sd;
 constexpr auto kNumIndexesBeforeFieldName = "numIndexesBefore"_sd;
@@ -89,17 +89,16 @@ StatusWith<std::vector<BSONObj>> parseAndValidateIndexSpecs(
     const ServerGlobalParams::FeatureCompatibility& featureCompatibility) {
     bool hasIndexesField = false;
 
-    bool ignoreUnknownIndexSpecFields = false;
-    if (cmdObj.hasField(kignoreUnknownIndexSpecFieldsName)) {
-        auto ignoreUnknownIndexSpecFieldsElement =
-            cmdObj.getField(kignoreUnknownIndexSpecFieldsName);
-        if (ignoreUnknownIndexSpecFieldsElement.type() != BSONType::Bool) {
+    bool ignoreUnknownIndexOptions = false;
+    if (cmdObj.hasField(kIgnoreUnknownIndexOptionsName)) {
+        auto ignoreUnknownIndexOptionsElement = cmdObj.getField(kIgnoreUnknownIndexOptionsName);
+        if (ignoreUnknownIndexOptionsElement.type() != BSONType::Bool) {
             return {ErrorCodes::TypeMismatch,
-                    str::stream() << "The field '" << kignoreUnknownIndexSpecFieldsName
+                    str::stream() << "The field '" << kIgnoreUnknownIndexOptionsName
                                   << "' must be a boolean, but got "
-                                  << typeName(ignoreUnknownIndexSpecFieldsElement.type())};
+                                  << typeName(ignoreUnknownIndexOptionsElement.type())};
         }
-        ignoreUnknownIndexSpecFields = ignoreUnknownIndexSpecFieldsElement.boolean();
+        ignoreUnknownIndexOptions = ignoreUnknownIndexOptionsElement.boolean();
     }
 
     std::vector<BSONObj> indexSpecs;
@@ -123,7 +122,7 @@ StatusWith<std::vector<BSONObj>> parseAndValidateIndexSpecs(
                 }
 
                 BSONObj parsedIndexSpec = indexesElem.Obj();
-                if (ignoreUnknownIndexSpecFields) {
+                if (ignoreUnknownIndexOptions) {
                     parsedIndexSpec = index_key_validate::removeUnknownFields(parsedIndexSpec);
                 }
 
@@ -158,7 +157,7 @@ StatusWith<std::vector<BSONObj>> parseAndValidateIndexSpecs(
             hasIndexesField = true;
         } else if (kCommandName == cmdElemFieldName || kCommitQuorumFieldName == cmdElemFieldName ||
                    kTwoPhaseCommandName == cmdElemFieldName ||
-                   kignoreUnknownIndexSpecFieldsName == cmdElemFieldName ||
+                   kIgnoreUnknownIndexOptionsName == cmdElemFieldName ||
                    isGenericArgument(cmdElemFieldName)) {
             continue;
         } else {