diff --git a/compiler-rt/lib/fuzzer/FuzzerUtilPosix.cpp b/compiler-rt/lib/fuzzer/FuzzerUtilPosix.cpp
index bc85264ac187..24c5ccc358f9 100644
--- a/compiler-rt/lib/fuzzer/FuzzerUtilPosix.cpp
+++ b/compiler-rt/lib/fuzzer/FuzzerUtilPosix.cpp
@@ -18,7 +18,6 @@
 #include <errno.h>
 #include <iomanip>
 #include <signal.h>
-#include <sstream>
 #include <stdio.h>
 #include <sys/resource.h>
 #include <sys/syscall.h>
diff --git a/compiler-rt/lib/fuzzer/FuzzerUtilWindows.cpp b/compiler-rt/lib/fuzzer/FuzzerUtilWindows.cpp
index 25ac976fc2db..e8bdd2e81c26 100644
--- a/compiler-rt/lib/fuzzer/FuzzerUtilWindows.cpp
+++ b/compiler-rt/lib/fuzzer/FuzzerUtilWindows.cpp
@@ -18,7 +18,6 @@
 #include <errno.h>
 #include <iomanip>
 #include <signal.h>
-#include <sstream>
 #include <stdio.h>
 #include <sys/types.h>
 #include <windows.h>