diff --git a/src/cam/main.cpp b/src/cam/main.cpp
index cb98d302..bde47a8f 100644
--- a/src/cam/main.cpp
+++ b/src/cam/main.cpp
@@ -38,8 +38,7 @@ static int parseOptions(int argc, char *argv[])
 	OptionsParser parser;
 
 	parser.addOption(OptCamera, "Specify which camera to operate on",
-			 "camera", OptionsParser::ArgumentRequired,
-			 "camera");
+			 "camera", ArgumentRequired, "camera");
 	parser.addOption(OptHelp, "Display this help message", "help");
 	parser.addOption(OptList, "List all cameras", "list");
 
diff --git a/src/cam/options.h b/src/cam/options.h
index f99ea730..491f6a31 100644
--- a/src/cam/options.h
+++ b/src/cam/options.h
@@ -11,15 +11,15 @@
 #include <map>
 #include <vector>
 
+enum OptionArgument {
+	ArgumentNone,
+	ArgumentRequired,
+	ArgumentOptional,
+};
+
 class OptionsParser
 {
 public:
-	enum OptionArgument {
-		ArgumentNone,
-		ArgumentRequired,
-		ArgumentOptional,
-	};
-
 	class Options {
 	public:
 		Options();