diff --git a/README.md b/README.md
index 4549dc390..d38553354 100644
--- a/README.md
+++ b/README.md
@@ -156,9 +156,9 @@ Unless specified by `-o` or `--output`, all files created are saved to the curre
 The following options are also supported:
 
  * `-c`, `--stdout` ......... Write output to standard output
- * `-d`, `--debug` ........... Write only the debug output
+ * `-d`, `--debug` ........... Write only the non-minified development output
  * `-h`, `--help` ............. Display help information
- * `-m`, `--minify` ......... Write only the minified output
+ * `-m`, `--minify` ......... Write only the minified production output
  * `-o`, `--output` ......... Write output to a given path/filename
  * `-p`, `--source-map` .. Generate a source map for the minified output
  * `-s`, `--silent` ......... Skip status updates normally logged to the console
diff --git a/build.js b/build.js
index ce5ee6a09..b6c69b369 100755
--- a/build.js
+++ b/build.js
@@ -588,9 +588,9 @@
       '  Options:',
       '',
       '    -c, --stdout      Write output to standard output',
-      '    -d, --debug       Write only the debug output',
+      '    -d, --debug       Write only the non-minified development output',
       '    -h, --help        Display help information',
-      '    -m, --minify      Write only the minified output',
+      '    -m, --minify      Write only the minified production output',
       '    -o, --output      Write output to a given path/filename',
       '    -p, --source-map  Generate a source map for the minified output',
       '    -s, --silent      Skip status updates normally logged to the console',