diff --git a/configure.ac b/configure.ac
index e28d343..ee4e2a4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -23,7 +23,7 @@ if test "x$GUILD" = "x"; then
 fi
 
 dnl Hall auto-generated guile-module dependencies
-
+GUILE_MODULE_REQUIRED([termios])
 
 dnl Installation directories for .scm and .go files.
 guilemoduledir="${datarootdir}/guile/site/$GUILE_EFFECTIVE_VERSION"
diff --git a/guix.scm b/guix.scm
index fd9512d..575e981 100644
--- a/guix.scm
+++ b/guix.scm
@@ -23,7 +23,8 @@
       ("pkg-config" ,pkg-config)
       ("texinfo" ,texinfo)))
   (inputs `(("guile" ,guile-3.0)))
-  (propagated-inputs `())
+  (propagated-inputs
+   `(("guile-termios" ,guile-termios)))
   (synopsis "")
   (description "")
   (home-page "")
diff --git a/hall.scm b/hall.scm
index a8716ce..ea11c6e 100644
--- a/hall.scm
+++ b/hall.scm
@@ -8,7 +8,7 @@
   (description "")
   (home-page "")
   (license gpl3+)
-  (dependencies `())
+  (dependencies `(("guile-termios" (termios) ,guile-termios)))
   (skip ())
   (files (libraries ((scheme-file "inkplate")))
          (tests ((directory "tests" ((scheme-file "inkplate")))))
diff --git a/inkplate.scm b/inkplate.scm
index d068455..2774293 100644
--- a/inkplate.scm
+++ b/inkplate.scm
@@ -1,6 +1,13 @@
 (define-module (inkplate)
   #:use-module ((ice-9 format) #:select (format))
   #:use-module ((srfi srfi-9) #:select (define-record-type))
+  #:use-module ((termios system) #:select (termios-B115200))
+  #:use-module ((termios with-exceptions)
+                #:select (make-termios-struct
+                          tc-get-attr!
+                          tc-set-attr
+                          cf-make-raw!
+                          cf-set-speed!))
 
   #:export (<inkplate>
             make-inkplate
@@ -62,8 +69,13 @@
 
 (define (open device-path)
   "Open a connection to an Inkplate on the named DEVICE-PATH."
-  (let ((port (open-file device-path "r+")))
-   (make-inkplate port port)))
+  (let ((port (open-file device-path "r+"))
+        (termios (make-termios-struct)))
+    (tc-get-attr! port termios)
+    (cf-make-raw! termios)
+    (cf-set-speed! termios termios-B115200)
+    (tc-set-attr port termios)
+    (make-inkplate port port)))
 
 (define (close device)
   "Close a connection to an Inkplate in DEVICE."