diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp
index 52787d427..b61439238 100644
--- a/src/llvm_backend_general.cpp
+++ b/src/llvm_backend_general.cpp
@@ -858,7 +858,7 @@ void lb_emit_store(lbProcedure *p, lbValue ptr, lbValue value) {
 		if (lb_sizeof(src_t) <= lb_max_zero_init_size()) {
 			LLVMBuildStore(p->builder, LLVMConstNull(src_t), ptr.value);
 		} else {
-			lb_mem_zero_ptr(p, ptr.value, a, LLVMGetAlignment(ptr.value));
+			lb_mem_zero_ptr(p, ptr.value, a, 1);
 		}
 		return;
 	}