diff --git a/include/jemalloc/internal/jemalloc_init.h b/include/jemalloc/internal/jemalloc_init.h
index 6e154be9..b2271e64 100644
--- a/include/jemalloc/internal/jemalloc_init.h
+++ b/include/jemalloc/internal/jemalloc_init.h
@@ -12,8 +12,6 @@ typedef enum malloc_init_e malloc_init_t;
 extern malloc_init_t malloc_init_state;
 
 bool malloc_is_initializer(void);
-bool malloc_initializer_is_set(void);
-void malloc_initializer_set(void);
 
 bool malloc_init_hard_a0(void);
 bool malloc_init_hard(void);
diff --git a/src/jemalloc_init.c b/src/jemalloc_init.c
index 7ef5c77d..0f7d0a4a 100644
--- a/src/jemalloc_init.c
+++ b/src/jemalloc_init.c
@@ -39,12 +39,14 @@ malloc_is_initializer(void) {
 #endif
 }
 
-bool
+#ifdef JEMALLOC_THREADED_INIT
+static bool
 malloc_initializer_is_set(void) {
 	return malloc_initializer != NO_INITIALIZER;
 }
+#endif
 
-void
+static void
 malloc_initializer_set(void) {
 	malloc_initializer = INITIALIZER;
 }
diff --git a/test/unit/jemalloc_init.c b/test/unit/jemalloc_init.c
index f8da3174..da29cb02 100644
--- a/test/unit/jemalloc_init.c
+++ b/test/unit/jemalloc_init.c
@@ -11,19 +11,6 @@ TEST_BEGIN(test_malloc_init_hard_idempotent) {
 }
 TEST_END
 
-TEST_BEGIN(test_malloc_initializer_set_idempotent_on_main) {
-	test_skip_if(!malloc_is_initializer());
-
-	malloc_initializer_set();
-
-	expect_true(malloc_is_initializer(),
-	    "malloc_is_initializer should still be true after re-setting "
-	    "from the same thread");
-	expect_true(malloc_initializer_is_set(),
-	    "malloc_initializer_is_set should still be true after re-setting");
-}
-TEST_END
-
 #ifdef JEMALLOC_THREADED_INIT
 static atomic_b_t initializer_worker_done;
 static atomic_b_t initializer_worker_result;
@@ -69,6 +56,5 @@ TEST_END
 int
 main(void) {
 	return test(test_malloc_init_hard_idempotent,
-	    test_malloc_initializer_set_idempotent_on_main,
 	    test_malloc_is_initializer_false_in_worker);
 }