diff --git a/configure b/configure
index e73c2dd..f1428e0 100755
--- a/configure
+++ b/configure
@@ -98,7 +98,7 @@ done
 # exit.  This simplifies the script from needing to tidy up everything
 # directly.
 
-TMPROOT=$(mktemp -d) || exit 1
+TMPROOT=$(mktemp -d -t tmproot.XXXXXX) || exit 1
 # shellcheck disable=SC2064
 trap "rm -rf \"$TMPROOT\"" EXIT
 
diff --git a/configure.in b/configure.in
index 5c60cd9..a64559f 100644
--- a/configure.in
+++ b/configure.in
@@ -98,7 +98,7 @@ done
 # exit.  This simplifies the script from needing to tidy up everything
 # directly.
 
-TMPROOT=$(mktemp -d) || exit 1
+TMPROOT=$(mktemp -d -t tmproot.XXXXXX) || exit 1
 # shellcheck disable=SC2064
 trap "rm -rf \"$TMPROOT\"" EXIT