diff --git a/src/gui/gui.cpp b/src/gui/gui.cpp
index 676c5ab0..a04b1fd0 100644
--- a/src/gui/gui.cpp
+++ b/src/gui/gui.cpp
@@ -1360,7 +1360,7 @@ const char* saaEnvBits[9]={
 };
 
 const char* filtModeBits[5]={
-  "low", "band" "high", "ch3off", NULL
+  "low", "band", "high", "ch3off", NULL
 };
 
 const int orderedOps[4]={