diff --git a/futures-util/src/stream/stream/chunks.rs b/futures-util/src/stream/stream/chunks.rs
index 8457869999..e6d9118a0e 100644
--- a/futures-util/src/stream/stream/chunks.rs
+++ b/futures-util/src/stream/stream/chunks.rs
@@ -79,7 +79,7 @@ impl<St: Stream> Stream for Chunks<St> {
     fn size_hint(&self) -> (usize, Option<usize>) {
         let chunk_len = if self.items.is_empty() { 0 } else { 1 };
         let (lower, upper) = self.stream.size_hint();
-        let lower = lower.saturating_add(chunk_len);
+        let lower = (lower / self.cap).saturating_add(chunk_len);
         let upper = match upper {
             Some(x) => x.checked_add(chunk_len),
             None => None,
diff --git a/futures-util/src/stream/stream/ready_chunks.rs b/futures-util/src/stream/stream/ready_chunks.rs
index 5ebc9582db..44edc53521 100644
--- a/futures-util/src/stream/stream/ready_chunks.rs
+++ b/futures-util/src/stream/stream/ready_chunks.rs
@@ -87,7 +87,7 @@ impl<St: Stream> Stream for ReadyChunks<St> {
     fn size_hint(&self) -> (usize, Option<usize>) {
         let chunk_len = if self.items.is_empty() { 0 } else { 1 };
         let (lower, upper) = self.stream.size_hint();
-        let lower = lower.saturating_add(chunk_len);
+        let lower = (lower / self.cap).saturating_add(chunk_len);
         let upper = match upper {
             Some(x) => x.checked_add(chunk_len),
             None => None,
diff --git a/futures-util/src/stream/try_stream/try_chunks.rs b/futures-util/src/stream/try_stream/try_chunks.rs
index 7ff9f5cf80..26d24528de 100644
--- a/futures-util/src/stream/try_stream/try_chunks.rs
+++ b/futures-util/src/stream/try_stream/try_chunks.rs
@@ -84,7 +84,7 @@ impl<St: TryStream> Stream for TryChunks<St> {
     fn size_hint(&self) -> (usize, Option<usize>) {
         let chunk_len = if self.items.is_empty() { 0 } else { 1 };
         let (lower, upper) = self.stream.size_hint();
-        let lower = lower.saturating_add(chunk_len);
+        let lower = (lower / self.cap).saturating_add(chunk_len);
         let upper = match upper {
             Some(x) => x.checked_add(chunk_len),
             None => None,