diff --git a/srcpkgs/darcs/files/stack.yaml b/srcpkgs/darcs/files/stack.yaml
index 41b5f081bd7..f5ca6078ed7 100644
--- a/srcpkgs/darcs/files/stack.yaml
+++ b/srcpkgs/darcs/files/stack.yaml
@@ -1,4 +1,4 @@
-resolver: lts-16.31
+resolver: lts-17.5
 packages:
 - .
 extra-deps:
diff --git a/srcpkgs/darcs/template b/srcpkgs/darcs/template
index 42a29eb6872..e6baa7c3354 100644
--- a/srcpkgs/darcs/template
+++ b/srcpkgs/darcs/template
@@ -1,7 +1,7 @@
 # Template file for 'darcs'
 pkgname=darcs
 version=2.16.4
-revision=1
+revision=2
 build_style=haskell-stack
 hostmakedepends="unzip"
 makedepends="zlib-devel libcurl-devel ncurses-devel"