diff --git a/platform/linuxbsd/detect.py b/platform/linuxbsd/detect.py
index e203dca0058..549319a750b 100644
--- a/platform/linuxbsd/detect.py
+++ b/platform/linuxbsd/detect.py
@@ -70,7 +70,7 @@ def configure(env: "Environment"):
             'Unsupported CPU architecture "%s" for Linux / *BSD. Supported architectures are: %s.'
             % (env["arch"], ", ".join(supported_arches))
         )
-        sys.exit()
+        sys.exit(255)
 
     ## Build type
 
@@ -208,7 +208,7 @@ def configure(env: "Environment"):
             "freetype, libpng, zlib, graphite, harfbuzz.\n"
             "Please specify `builtin_<name>=no` for all of them, or none."
         )
-        sys.exit()
+        sys.exit(255)
 
     if not env["builtin_freetype"]:
         env.ParseConfig("pkg-config freetype2 --cflags --libs")