diff --git a/notmuch/.signature b/notmuch/.signature
index c60099585..2b179abc2 100644
--- a/notmuch/.signature
+++ b/notmuch/.signature
@@ -1,5 +1,5 @@
 untrusted comment: verify with /etc/ports/contrib.pub
-RWSagIOpLGJF3zeL0BVbhw8sWDomwE+n3AZDOdrur+GazJhJW+RBhy0RwoyqSJYybjfmwLBEQTiG2VT+/FdjajCOkaFQUHYHWAw=
-SHA256 (Pkgfile) = 27da3e99be1c27a671a4a51f090cf289a6abed2efe4490907a0556b49d47e69c
+RWSagIOpLGJF3zFVd0Tl2HQ4kOpeMBjZpZyX7G9/fkeWVYlUPN34vApNQZJX1QX2QjaevBMQdlFkYGVHjPGHGhPFJt5gR53npQ0=
+SHA256 (Pkgfile) = 3e78c70ea52cf1fc8f51a1aabfaab4af9ae8e781bd299ae76e761154818d6d7e
 SHA256 (.footprint) = a70f7776df6c94ef3edf2030b08400578a12539ce5345493da3bdc56a6acd441
-SHA256 (notmuch-0.31.tar.xz) = 571fa0e1539c86612b1f2b2c80a398e08ecfef52e27ef7e48cf8e3b84fa18394
+SHA256 (notmuch-0.31.1.tar.xz) = 328be79034e74487a33faa25662729085320680db5b4a7d0c89338d2ace7bb5e
diff --git a/notmuch/Pkgfile b/notmuch/Pkgfile
index 4fbe64902..6d85e3550 100644
--- a/notmuch/Pkgfile
+++ b/notmuch/Pkgfile
@@ -4,12 +4,16 @@
 # Depends on: gmime3 talloc xapian-core
 # Optional: bash-completion mutt neomutt ruby zsh
 name=notmuch
-version=0.31
+version=0.31.1
 release=1
 source=(https://notmuchmail.org/releases/$name-$version.tar.xz)
 
 build() {
   cd $name-$version
+
+  # somehow, date seems to be borked, might be deleted again
+  find . -type f -exec touch {} +
+
   ./configure --prefix=/usr \
     --sysconfdir=/etc \
     --includedir=/usr/include \