diff --git a/include/rocksdb/options.h b/include/rocksdb/options.h
index 624aa5245..d6d0b5289 100644
--- a/include/rocksdb/options.h
+++ b/include/rocksdb/options.h
@@ -1181,7 +1181,7 @@ struct ReadOptions {
   // "iterate_upper_bound" defines the extent upto which the forward iterator
   // can returns entries. Once the bound is reached, Valid() will be false.
   // "iterate_upper_bound" is exclusive ie the bound value is
-  // not a valid entry.  If iterator_extractor is not null, the Seek target
+  // not a valid entry. If prefix_extractor is not null, the Seek target
   // and iterate_upper_bound need to have the same prefix.
   // This is because ordering is not guaranteed outside of prefix domain.
   //
diff --git a/java/src/main/java/org/rocksdb/ReadOptions.java b/java/src/main/java/org/rocksdb/ReadOptions.java
index 8353e0fe8..1f1510568 100644
--- a/java/src/main/java/org/rocksdb/ReadOptions.java
+++ b/java/src/main/java/org/rocksdb/ReadOptions.java
@@ -476,7 +476,7 @@ public class ReadOptions extends RocksObject {
    *
    * The upper bound is exclusive i.e. the bound value is not a valid entry.
    *
-   * If iterator_extractor is not null, the Seek target and iterate_upper_bound
+   * If prefix_extractor is not null, the Seek target and iterate_upper_bound
    * need to have the same prefix. This is because ordering is not guaranteed
    * outside of prefix domain.
    *