diff --git a/doc/fluidsettings.xml b/doc/fluidsettings.xml
index 603fcb7f..1be1823e 100644
--- a/doc/fluidsettings.xml
+++ b/doc/fluidsettings.xml
@@ -47,7 +47,7 @@ Developers: Settings can be deprecated by adding: <deprecated>SOME TEXT</depreca
             <type>num</type>
             <def>8</def>
             <min>0</min>
-            <max>21</max>
+            <max>256</max>
             <desc>
                 Specifies the modulation depth of the chorus.</desc>
         </setting>
diff --git a/src/rvoice/fluid_chorus.c b/src/rvoice/fluid_chorus.c
index 93c6c238..94746432 100644
--- a/src/rvoice/fluid_chorus.c
+++ b/src/rvoice/fluid_chorus.c
@@ -90,8 +90,8 @@
  * Set through MAX_SAMPLES_LN2.
  * For example:
  * MAX_SAMPLES_LN2=12
- * => MAX_SAMPLES=pow(2,12)=4096
- * => MAX_SAMPLES_ANDMASK=4095
+ * => MAX_SAMPLES=pow(2,12-1)=2048
+ * => MAX_SAMPLES_ANDMASK=2047
  */
 #define MAX_SAMPLES_LN2 12
 
diff --git a/src/synth/fluid_synth.c b/src/synth/fluid_synth.c
index 271b6f7c..c7ce3dde 100644
--- a/src/synth/fluid_synth.c
+++ b/src/synth/fluid_synth.c
@@ -207,7 +207,7 @@ void fluid_synth_settings(fluid_settings_t *settings)
     fluid_settings_register_int(settings, "synth.chorus.nr", FLUID_CHORUS_DEFAULT_N, 0, 99, 0);
     fluid_settings_register_num(settings, "synth.chorus.level", FLUID_CHORUS_DEFAULT_LEVEL, 0.0f, 10.0f, 0);
     fluid_settings_register_num(settings, "synth.chorus.speed", FLUID_CHORUS_DEFAULT_SPEED, 0.29f, 5.0f, 0);
-    fluid_settings_register_num(settings, "synth.chorus.depth", FLUID_CHORUS_DEFAULT_DEPTH, 0.0f, 21.0f, 0);
+    fluid_settings_register_num(settings, "synth.chorus.depth", FLUID_CHORUS_DEFAULT_DEPTH, 0.0f, 256.0f, 0);
 
     fluid_settings_register_int(settings, "synth.ladspa.active", 0, 0, 1, FLUID_HINT_TOGGLED);
     fluid_settings_register_int(settings, "synth.lock-memory", 1, 0, 1, FLUID_HINT_TOGGLED);