diff --git a/src/test/fuzz/fuzz.cpp b/src/test/fuzz/fuzz.cpp
index da4e623e98..5bf279f4c5 100644
--- a/src/test/fuzz/fuzz.cpp
+++ b/src/test/fuzz/fuzz.cpp
@@ -14,8 +14,6 @@ static bool read_stdin(std::vector<uint8_t>& data)
     ssize_t length = 0;
     while ((length = read(STDIN_FILENO, buffer, 1024)) > 0) {
         data.insert(data.end(), buffer, buffer + length);
-
-        if (data.size() > (1 << 20)) return false;
     }
     return length == 0;
 }