diff --git a/var/spack/repos/builtin/packages/llvm/package.py b/var/spack/repos/builtin/packages/llvm/package.py
index c097dfb1305..7c147764e93 100644
--- a/var/spack/repos/builtin/packages/llvm/package.py
+++ b/var/spack/repos/builtin/packages/llvm/package.py
@@ -636,7 +636,7 @@ def cmake_args(self):
         if "+lldb" in spec:
             projects.append("lldb")
             cmake_args.append(define("LLDB_ENABLE_LIBEDIT", True))
-            cmake_args.append(define("LLDB_ENABLE_NCURSES", True))
+            cmake_args.append(define("LLDB_ENABLE_CURSES", True))
             cmake_args.append(define("LLDB_ENABLE_LIBXML2", False))
             if spec.version >= Version("10"):
                 cmake_args.append(from_variant("LLDB_ENABLE_PYTHON", "python"))