diff --git a/components/heap/linker.lf b/components/heap/linker.lf
index 2d68361ad9..4f15783695 100644
--- a/components/heap/linker.lf
+++ b/components/heap/linker.lf
@@ -2,8 +2,6 @@
 archive: libheap.a
 entries:
     if HEAP_TLSF_USE_ROM_IMPL = n:
-        tlsf:tlsf_ffs (noflash)
-        tlsf:tlsf_fls (noflash)
         tlsf:tlsf_block_size (noflash)
         tlsf:tlsf_size (noflash)
         tlsf:tlsf_align_size (noflash)
diff --git a/components/heap/tlsf b/components/heap/tlsf
index 13da0fff7f..8c9cd0517a 160000
--- a/components/heap/tlsf
+++ b/components/heap/tlsf
@@ -1 +1 @@
-Subproject commit 13da0fff7f54623b20785dbeb466df420f52e510
+Subproject commit 8c9cd0517adf99e363812e9a295dfe3898fdd345