diff --git a/test/fuzzers/neteq_rtp_fuzzer.cc b/test/fuzzers/neteq_rtp_fuzzer.cc
index 0f26367b68..73cbda26eb 100644
--- a/test/fuzzers/neteq_rtp_fuzzer.cc
+++ b/test/fuzzers/neteq_rtp_fuzzer.cc
@@ -124,6 +124,10 @@ class FuzzRtpInput : public NetEqInput {
 }  // namespace
 
 void FuzzOneInputTest(const uint8_t* data, size_t size) {
+  // Limit the input size to 100000 bytes to avoid fuzzer timeout.
+  if (size > 100000)
+    return;
+
   std::unique_ptr<FuzzRtpInput> input(
       new FuzzRtpInput(rtc::ArrayView<const uint8_t>(data, size)));
   std::unique_ptr<AudioChecksum> output(new AudioChecksum);