diff --git a/src/rose/rose_build_program.cpp b/src/rose/rose_build_program.cpp
index 3ddf2fcd..8e179e36 100644
--- a/src/rose/rose_build_program.cpp
+++ b/src/rose/rose_build_program.cpp
@@ -204,6 +204,15 @@ void RoseProgram::add_block(RoseProgram &&block) {
                 make_move_iterator(block.prog.end()));
 }
 
+template<class Iter>
+void RoseProgram::replace(Iter it, std::unique_ptr<RoseInstruction> ri) {
+    assert(!prog.empty());
+
+    const RoseInstruction *old_ptr = it->get();
+    *it = move(ri);
+    update_targets(prog.begin(), prog.end(), old_ptr, it->get());
+}
+
 bytecode_ptr<char> writeProgram(RoseEngineBlob &blob,
                                 const RoseProgram &program) {
     u32 total_len = 0;
diff --git a/src/rose/rose_build_program.h b/src/rose/rose_build_program.h
index 6ad5529c..1882279d 100644
--- a/src/rose/rose_build_program.h
+++ b/src/rose/rose_build_program.h
@@ -124,13 +124,7 @@ public:
      * \brief Replace the instruction pointed to by the given iterator.
      */
     template<class Iter>
-    void replace(Iter it, std::unique_ptr<RoseInstruction> ri) {
-        assert(!prog.empty());
-
-        const RoseInstruction *old_ptr = it->get();
-        *it = move(ri);
-        update_targets(prog.begin(), prog.end(), old_ptr, it->get());
-    }
+    void replace(Iter it, std::unique_ptr<RoseInstruction> ri);
 };
 
 bytecode_ptr<char> writeProgram(RoseEngineBlob &blob,