diff --git a/NEWS.md b/NEWS.md
index e62a3c7a..c08427df 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -28,6 +28,10 @@ unreleased
 ### Changed
 
 - Update `h2` to 0.12.1.
+- Update `quic` to 1.10.0 and `webtransport` to 0.4.6. quic 1.9 fixes a
+  handshake that stalled when the client's Initial flight spanned several
+  datagrams, and frames that waited for the next event after the handshake;
+  1.10 reworks loss detection and recovery along RFC 9002.
 
 4.7.4 - 2026-08-12
 ------------------
diff --git a/rebar.config b/rebar.config
index 9300370f..c39c3140 100644
--- a/rebar.config
+++ b/rebar.config
@@ -53,11 +53,11 @@
 
 {deps, [
         %% Pure Erlang QUIC + HTTP/3 stack
-        {quic, "~>1.8.0"},
+        {quic, "~>1.10.0"},
         %% Pure Erlang HTTP/2 stack
         {h2, "~>0.12.1"},
         %% WebTransport client (HTTP/3 and HTTP/2) - powers the wt_* API
-        {webtransport, "~>0.4.5"},
+        {webtransport, "~>0.4.6"},
         {idna, "~>7.1.0"},
         {mimerl, "~>1.5"},
         {certifi, "~>2.17.0"},