Upgrade stack lts

diff --git a/stack.yaml b/stack.yaml
index 55ab633cdb7a0c50a371c1519282f84602cd0e74..2ccd75c3c3d0b1bf72458bdbd0226f4201c0cc84 100644 (file)
--- a/stack.yaml
+++ b/stack.yaml
@@ -2,7 +2,7 @@
 # For more information, see: http://docs.haskellstack.org/en/stable/yaml_configuration/
 
 # Specifies the GHC version and set of packages available (e.g., lts-3.5, nightly-2015-09-21, ghc-7.10.2)
-resolver: lts-5.4
+resolver: lts-11.5
 
 # Local packages, usually specified by relative directory name
 packages: