diff --git a/util/cmake/condition_simplifier_cache.py b/util/cmake/condition_simplifier_cache.py
index 4afd91597b2..58cd5b88c5f 100644
--- a/util/cmake/condition_simplifier_cache.py
+++ b/util/cmake/condition_simplifier_cache.py
@@ -113,7 +113,7 @@ def open_file_safe(file_path: str, mode: str = "r+"):
     except ImportError:
         print(
             "The conversion script is missing a required package: portalocker. Please run "
-            "python -m pip install requirements.txt to install the missing dependency."
+            "python -m pip install -r requirements.txt to install the missing dependency."
         )
         exit(1)