diff --git a/src/cavegen.h b/src/cavegen.h
index 7230cf6d..db3e091f 100644
--- a/src/cavegen.h
+++ b/src/cavegen.h
@@ -156,8 +156,7 @@ public:
 	CavesRandomWalk(INodeDefManager *ndef, GenerateNotifier *gennotify = NULL,
 			s32 seed = 0, int water_level = 1,
 			content_t water_source = CONTENT_IGNORE,
-			content_t lava_source = CONTENT_IGNORE,
-			int lava_depth = -256);
+			content_t lava_source = CONTENT_IGNORE, int lava_depth = -256);
 
 	// vm and ps are mandatory parameters.
 	// If heightmap is NULL, the surface level at all points is assumed to