diff --git a/libc/config/baremetal/arm/entrypoints.txt b/libc/config/baremetal/arm/entrypoints.txt
index 90a4dab2decb..4f2462abc745 100644
--- a/libc/config/baremetal/arm/entrypoints.txt
+++ b/libc/config/baremetal/arm/entrypoints.txt
@@ -188,6 +188,7 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.stdlib.malloc
     libc.src.stdlib.qsort
     libc.src.stdlib.rand
+    libc.src.stdlib.realloc
     libc.src.stdlib.srand
     libc.src.stdlib.strtod
     libc.src.stdlib.strtof
diff --git a/libc/config/baremetal/riscv/entrypoints.txt b/libc/config/baremetal/riscv/entrypoints.txt
index e735dd157c6b..c2ab9d7f1992 100644
--- a/libc/config/baremetal/riscv/entrypoints.txt
+++ b/libc/config/baremetal/riscv/entrypoints.txt
@@ -184,6 +184,7 @@ set(TARGET_LIBC_ENTRYPOINTS
     libc.src.stdlib.malloc
     libc.src.stdlib.qsort
     libc.src.stdlib.rand
+    libc.src.stdlib.realloc
     libc.src.stdlib.srand
     libc.src.stdlib.strtod
     libc.src.stdlib.strtof