diff --git a/guix/scripts/environment.scm b/guix/scripts/environment.scm
index 3966531efa..0cf7b3fd5e 100644
--- a/guix/scripts/environment.scm
+++ b/guix/scripts/environment.scm
@@ -220,9 +220,6 @@ COMMAND or an interactive shell in that environment.\n"))
                    (alist-cons 'inherit-regexp
                                (make-regexp* arg)
                                result)))
-         (option '(#\E "exec") #t #f ; deprecated
-                 (lambda (opt name arg result)
-                   (alist-cons 'exec (list %default-shell "-c" arg) result)))
          (option '("search-paths") #f #f
                  (lambda (opt name arg result)
                    (alist-cons 'search-paths #t result)))
diff --git a/tests/guix-environment.sh b/tests/guix-environment.sh
index ccbe027c7b..d6df6234f6 100644
--- a/tests/guix-environment.sh
+++ b/tests/guix-environment.sh
@@ -117,16 +117,6 @@ case "`uname -m`" in
 	;;
 esac
 
-
-# Same as above, but with deprecated -E flag.
-if guix environment --bootstrap --ad-hoc guile-bootstrap --pure \
-        -E "guile -c '(exit 42)'"
-then
-    false
-else
-    test $? = 42
-fi
-
 # Make sure we can build the environment of 'guix'.  There may be collisions
 # in its profile (e.g., for 'gzip'), but we have to accept them.
 guix environment guix --bootstrap -n