diff --git a/libc/startup/gpu/nvptx/start.cpp b/libc/startup/gpu/nvptx/start.cpp
index 1ff187a577789..554c2ac385f01 100644
--- a/libc/startup/gpu/nvptx/start.cpp
+++ b/libc/startup/gpu/nvptx/start.cpp
@@ -24,13 +24,15 @@ uintptr_t *__fini_array_start [[gnu::visibility("protected")]];
 uintptr_t *__fini_array_end [[gnu::visibility("protected")]];
 }
 
-using InitCallback = void(int, char **, char **);
+// Nvidia requires that the signature of the function pointers match. This means
+// we cannot support the extended constructor arguments.
+using InitCallback = void(void);
 using FiniCallback = void(void);
 
-static void call_init_array_callbacks(int argc, char **argv, char **env) {
+static void call_init_array_callbacks(int, char **, char **) {
   size_t init_array_size = __init_array_end - __init_array_start;
   for (size_t i = 0; i < init_array_size; ++i)
-    reinterpret_cast<InitCallback *>(__init_array_start[i])(argc, argv, env);
+    reinterpret_cast<InitCallback *>(__init_array_start[i])();
 }
 
 static void call_fini_array_callbacks() {
diff --git a/libc/test/integration/startup/gpu/init_fini_array_test.cpp b/libc/test/integration/startup/gpu/init_fini_array_test.cpp
index ead05f0240585..ceedd5fc81358 100644
--- a/libc/test/integration/startup/gpu/init_fini_array_test.cpp
+++ b/libc/test/integration/startup/gpu/init_fini_array_test.cpp
@@ -37,11 +37,11 @@ A global(GLOBAL_INDEX, INITVAL_INITIALIZER);
 int initval = 0;
 int before = 0;
 
-__attribute__((constructor(101))) void run_before(int, char **, char **) {
+__attribute__((constructor(101))) void run_before() {
   before = BEFORE_INITIALIZER;
 }
 
-__attribute__((constructor(65535))) void run_after(int, char **, char **) {
+__attribute__((constructor(65535))) void run_after() {
   ASSERT_EQ(before, BEFORE_INITIALIZER);
 }