diff --git a/doc/general.texi b/doc/general.texi
index e4f44231919505294d701f507b7020b949c905fe..6fed6c3b8ce530bbbdeb3a79e0b53086aa31ca07 100644
--- a/doc/general.texi
+++ b/doc/general.texi
@@ -549,7 +549,7 @@ following image formats are supported:
 @item ADPCM Westwood Studios IMA @tab     @tab  X
     @tab Used in Westwood Studios games like Command and Conquer.
 @item ADPCM Yamaha           @tab  X  @tab  X
-@item AMR-NB                 @tab  X  @tab  E
+@item AMR-NB                 @tab  E  @tab  X
     @tab encoding supported through external library libopencore-amrnb
 @item AMR-WB                 @tab     @tab  E
     @tab decoding supported through external library libopencore-amrwb