1 files changed, 1 insertions, 1 deletions
diff --git a/hcalc.rst b/hcalc.rst
index 0dd2235..b54e6ed 100644
--- a/hcalc.rst
+++ b/hcalc.rst
@@ -126,7 +126,7 @@ KEYBOARD
             Decimal point. Only works in decimal mode (base 10); other bases
             are integer-only.
 
-**_**
+**_** **i**
             Invert sign. The *+/-* key.
 
 **=** **Enter**