diff --git a/llvm/bindings/ocaml/transforms/passmgr_builder/llvm_passmgr_builder.ml b/llvm/bindings/ocaml/transforms/passmgr_builder/llvm_passmgr_builder.ml
index f143eaf26eb02..c39a592c47d35 100644
--- a/llvm/bindings/ocaml/transforms/passmgr_builder/llvm_passmgr_builder.ml
+++ b/llvm/bindings/ocaml/transforms/passmgr_builder/llvm_passmgr_builder.ml
@@ -25,7 +25,4 @@ external populate_function_pass_manager
   = "llvm_pmbuilder_populate_function_pass_manager"
 external populate_module_pass_manager
   : [ `Module ] Llvm.PassManager.t -> t -> unit
-  = "llvm_pmbuilder_populate_module_pass_manager"
-external populate_lto_pass_manager
-  : [ `Module ] Llvm.PassManager.t -> internalize:bool -> run_inliner:bool -> t -> unit
-  = "llvm_pmbuilder_populate_lto_pass_manager"
\ No newline at end of file
+  = "llvm_pmbuilder_populate_module_pass_manager"
\ No newline at end of file
diff --git a/llvm/bindings/ocaml/transforms/passmgr_builder/llvm_passmgr_builder.mli b/llvm/bindings/ocaml/transforms/passmgr_builder/llvm_passmgr_builder.mli
index 8bb1005e6d461..d2861ea343b6d 100644
--- a/llvm/bindings/ocaml/transforms/passmgr_builder/llvm_passmgr_builder.mli
+++ b/llvm/bindings/ocaml/transforms/passmgr_builder/llvm_passmgr_builder.mli
@@ -46,8 +46,3 @@ external populate_function_pass_manager
 external populate_module_pass_manager
   : [ `Module ] Llvm.PassManager.t -> t -> unit
   = "llvm_pmbuilder_populate_module_pass_manager"
-
-(** See the [llvm::PassManagerBuilder::populateLTOPassManager] function. *)
-external populate_lto_pass_manager
-  : [ `Module ] Llvm.PassManager.t -> internalize:bool -> run_inliner:bool -> t -> unit
-  = "llvm_pmbuilder_populate_lto_pass_manager"
diff --git a/llvm/bindings/ocaml/transforms/passmgr_builder/passmgr_builder_ocaml.c b/llvm/bindings/ocaml/transforms/passmgr_builder/passmgr_builder_ocaml.c
index 678967a5ede69..de0a76219d377 100644
--- a/llvm/bindings/ocaml/transforms/passmgr_builder/passmgr_builder_ocaml.c
+++ b/llvm/bindings/ocaml/transforms/passmgr_builder/passmgr_builder_ocaml.c
@@ -90,13 +90,3 @@ value llvm_pmbuilder_populate_module_pass_manager(LLVMPassManagerRef PM,
   LLVMPassManagerBuilderPopulateModulePassManager(PMBuilder_val(PMB), PM);
   return Val_unit;
 }
-
-/* [ `Module ] Llvm.PassManager.t ->
-   internalize:bool -> run_inliner:bool -> t -> unit */
-value llvm_pmbuilder_populate_lto_pass_manager(LLVMPassManagerRef PM,
-                                               value Internalize,
-                                               value RunInliner, value PMB) {
-  LLVMPassManagerBuilderPopulateLTOPassManager(
-      PMBuilder_val(PMB), PM, Bool_val(Internalize), Bool_val(RunInliner));
-  return Val_unit;
-}