diff --git a/vyper/venom/passes/float_allocas.py b/vyper/venom/passes/float_allocas.py
index 81fa115645..794c1e497d 100644
--- a/vyper/venom/passes/float_allocas.py
+++ b/vyper/venom/passes/float_allocas.py
@@ -23,7 +23,7 @@ def run_pass(self):
             # Extract alloca instructions
             non_alloca_instructions = []
             for inst in bb.instructions:
-                if inst.opcode in ("alloca", "palloca"):
+                if inst.opcode in ("alloca", "palloca", "calloca"):
                     # note: order of allocas impacts bytecode.
                     # TODO: investigate.
                     entry_bb.insert_instruction(inst)