diff --git a/INSTALL.md b/INSTALL.md
index 0e3448c..b1e3ba4 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -32,7 +32,7 @@ Important configure arguments include:
     config files.
   - mac, to be used on Mac OSX machines.
   - haiku, to be used on Haiku machines.
-  - autodetect, which looks at what you have avaliable
+  - autodetect, which looks at what you have available
     (unrecommended, please manually specify where possible).
 - `--hostname`. This is by default attempted to be autodetected
   by the configure script, using the command `hostname`. It is
diff --git a/configure b/configure
index 85dd6b9..2d6b097 100755
--- a/configure
+++ b/configure
@@ -236,7 +236,7 @@ if [ "${HOSTNAME}" = "autodetect" ]; then
 fi
 printf "%s\\n" "${HOSTNAME}"
 
-# Use libwrap when it is avaliable
+# Use libwrap when it is available
 printf "checking for libwrap... "
 cat > conftest.c <<EOF
 #include <tcpd.h>
@@ -251,7 +251,7 @@ else
 fi
 printf "\\n"
 
-# Check and use SHM if avaliable
+# Check and use SHM if available
 printf "checking for ipcrm (SHM management)... "
 if ! IPCRM="$(command -v ipcrm)"; then
     printf "not found"