diff --git a/package.yaml b/package.yaml
--- a/package.yaml
+++ b/package.yaml
@@ -1,5 +1,5 @@
 name: salve
-version: 1.0.3
+version: 1.0.4
 
 category: Distribution
 description:
diff --git a/salve.cabal b/salve.cabal
--- a/salve.cabal
+++ b/salve.cabal
@@ -2,10 +2,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 11c96bbf94868f3a4bdac6d0612576e1b7ca169f02281d188771da5f0c9ef52a
+-- hash: e685fcce35f5fb8bbe18c7be2be724d2ee7ec8d03742c121ee4fa94e6e6c7cc1
 
 name:           salve
-version:        1.0.3
+version:        1.0.4
 synopsis:       Semantic version numbers and constraints.
 description:    Salve provides semantic version (SemVer) numbers and constraints (ranges).
 category:       Distribution
diff --git a/stack.yaml b/stack.yaml
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,1 +1,1 @@
-resolver: lts-11.0
+resolver: lts-12.0