diff --git a/NEWS b/NEWS
index 0332a5a1..931471d2 100644
--- a/NEWS
+++ b/NEWS
@@ -28,6 +28,7 @@ ncmpcpp-0.7 (????-??-??)
 * Support for range selection was added (bound to Ctrl-V by default). In addition, sorting, reversing and shuffling items in playlist now works on ranges.
 * Support for selecting found items was added (bound to Ctrl-_ by default).
 * Tracks in media library are now properly sorted for track numbers greater than 99.
+* Value of 'visualizer_sync_interval' is now restricted to be greater than 9.
 
 ncmpcpp-0.6.5 (2015-07-05)
 
diff --git a/src/settings.cpp b/src/settings.cpp
index dfa04ae1..41fccb7c 100644
--- a/src/settings.cpp
+++ b/src/settings.cpp
@@ -253,6 +253,7 @@ bool Configuration::read(const std::vector<std::string> &config_paths, bool igno
 	}));
 	p.add("visualizer_sync_interval", assign_default<unsigned>(
 		visualizer_sync_interval, 30, [](unsigned v) {
+			lowerBoundCheck(v, 10u);
 			return boost::posix_time::seconds(v);
 	}));
 	p.add("visualizer_type", assign_default(