diff --git a/INSTALL.md b/INSTALL.md
index dbf55f9..751e735 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -102,7 +102,7 @@ To have it change directory `extras/gtk-tray` then
  3. run `sudo make install` (default PREFIX is `/usr/local`)
  4. start `tomb-gtk-tray tombname` after the tomb is open
 
-Of cource one can include the launch of tomb-gtk-tray scripts.
+Of course, one can include the launch of tomb-gtk-tray scripts.
 
 ## extras/qt-tray
 
diff --git a/doc/tomb.1 b/doc/tomb.1
index 71c7ef3..a6dae8f 100644
--- a/doc/tomb.1
+++ b/doc/tomb.1
@@ -470,7 +470,7 @@ password without the oracle sphinx server running and reachable. Each
 key entry needs a username and a domain specified on creation and
 a password that locks it.
 
-SPHINX makes it impossible to mailiciously retrieve the password
+SPHINX makes it impossible to maliciously retrieve the password
 locking the tomb key without an attacker accessing both the
 server, the sphinx password and the tomb key file.