diff --git a/sandboxed_api/sandbox2/examples/crc4/crc4bin.cc b/sandboxed_api/sandbox2/examples/crc4/crc4bin.cc
index c0b10a4..8a44bf2 100644
--- a/sandboxed_api/sandbox2/examples/crc4/crc4bin.cc
+++ b/sandboxed_api/sandbox2/examples/crc4/crc4bin.cc
@@ -17,6 +17,7 @@
 
 #include <syscall.h>
 
+#include <cstdint>
 #include <cstring>
 
 #include <glog/logging.h>
@@ -66,7 +67,8 @@ int main(int argc, char** argv) {
 
   // Make sure we don't inline the function. See the comment in
   // ComputeCRC4Impl() for more details.
-  std::function<uint32_t(const uint8_t*, uint64_t)> ComputeCRC4 = ComputeCRC4Impl;
+  std::function<uint32_t(const uint8_t*, uint64_t)> ComputeCRC4 =
+      ComputeCRC4Impl;
 
   uint32_t crc4 = ComputeCRC4(buffer.data(), buffer.size());
 
diff --git a/sandboxed_api/sandbox2/examples/crc4/crc4sandbox_test.cc b/sandboxed_api/sandbox2/examples/crc4/crc4sandbox_test.cc
index edeac4f..3fcae81 100644
--- a/sandboxed_api/sandbox2/examples/crc4/crc4sandbox_test.cc
+++ b/sandboxed_api/sandbox2/examples/crc4/crc4sandbox_test.cc
@@ -61,11 +61,8 @@ TEST_F(CRC4Test, TestExploitAttempt) {
 
   std::string output;
   SAPI_ASSERT_OK_AND_ASSIGN(
-      int exit_code,
-      util::Communicate(
-          {path_, "-input",
-           "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"},
-          env_, &output));
+      int exit_code, util::Communicate({path_, "-input", std::string(128, 'A')},
+                                       env_, &output));
 
   LOG(INFO) << "Output: " << output;
   EXPECT_THAT(exit_code, Eq(3));