diff --git a/README.md b/README.md
index 2cc63f5..ec3a76c 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,7 @@
 
 [![License](https://img.shields.io/badge/license-MIT-blue.svg)](https://opensource.org/licenses/MIT)
 [![coverage](https://coveralls.io/repos/github/red0124/ssp/badge.svg?branch=master)](https://coveralls.io/github/red0124/ssp?branch=master)
+[![fuzz](https://github.com/red0124/ssp/workflows/fuzz-ci/badge.svg)](https://github.com/red0124/ssp/actions/workflows/fuzz.yml)
 [![single-header](https://github.com/red0124/ssp/workflows/single-header-ci/badge.svg)](https://github.com/red0124/ssp/actions/workflows/single-header.yml)
 [![ubuntu-latest-gcc](https://github.com/red0124/ssp/workflows/ubuntu-latest-gcc-ci/badge.svg)](https://github.com/red0124/ssp/actions/workflows/ubuntu-latest-gcc.yml)
 [![ubuntu-latest-clang](https://github.com/red0124/ssp/workflows/ubuntu-latest-clang-ci/badge.svg)](https://github.com/red0124/ssp/actions/workflows/ubuntu-latest-clang.yml)
diff --git a/fuzz/makefile b/fuzz/makefile
index 22816bc..0017842 100644
--- a/fuzz/makefile
+++ b/fuzz/makefile
@@ -5,4 +5,4 @@ all:
 	${CXX} ${SRC} -fsanitize=fuzzer -std=c++17 -o ${BIN}
 
 run:
-	./${BIN} -max_total_time=300
+	./${BIN} -max_total_time=600
diff --git a/fuzz/ssp_fuzz.cpp b/fuzz/ssp_fuzz.cpp
index 8972ab3..478a0af 100644
--- a/fuzz/ssp_fuzz.cpp
+++ b/fuzz/ssp_fuzz.cpp
@@ -77,9 +77,5 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
     test_ssp<escape, quote, multiline_r, trim>(data, size);
     test_ssp<escape, quote, multiline_r, trim, ss::ignore_empty>(data, size);
 
-    if (size > 10) {
-        throw "...";
-    }
-
     return 0;
 }