diff --git a/fuzzing/Android.bp b/fuzzing/Android.bp
index a9c27e3..09b1f4a 100644
--- a/fuzzing/Android.bp
+++ b/fuzzing/Android.bp
@@ -6,7 +6,7 @@ package {
 cc_fuzz {
     name: "libfdt_fuzzer",
     srcs: [
-        "libfdt_fuzzer.cpp",
+        "libfdt_fuzzer.c",
     ],
     static_libs: [
         "libfdt",
diff --git a/fuzzing/libfdt_fuzzer.cpp b/fuzzing/libfdt_fuzzer.c
similarity index 94%
rename from fuzzing/libfdt_fuzzer.cpp
rename to fuzzing/libfdt_fuzzer.c
index 64ecc33..227e711 100644
--- a/fuzzing/libfdt_fuzzer.cpp
+++ b/fuzzing/libfdt_fuzzer.c
@@ -29,7 +29,7 @@ void walk_device_tree(const void *device_tree, int parent_node) {
 
 // Information on device tree is available in external/dtc/Documentation/
 // folder.
-extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
   // Non-zero return values are reserved for future use.
   if (size < FDT_V17_SIZE) return 0;
 
@@ -39,4 +39,4 @@ extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
   walk_device_tree(data, root_node_offset);
 
   return 0;
-}
\ No newline at end of file
+}