diff --git a/srcpkgs/stack/patches/aeson.patch b/srcpkgs/stack/patches/aeson.patch
new file mode 100644
index 00000000000..68f267c30cc
--- /dev/null
+++ b/srcpkgs/stack/patches/aeson.patch
@@ -0,0 +1,46 @@
+commit 09e233ed73aa3335642f97c080ef27e42047c527
+Author: q66 <daniel@octaforge.org>
+Date:   Fri Mar 11 04:37:15 2022 +0100
+
+    constrain aeson to prevent build failures
+
+diff --git a/stack.cabal b/stack.cabal
+index dba5bf0..0195f2c 100644
+--- a/stack.cabal
++++ b/stack.cabal
+@@ -231,7 +231,7 @@ library
+ 
+     build-depends:
+         Cabal >=3.2.1.0,
+-        aeson >=1.5.6.0,
++        aeson >=1.5.6.0 && <1.6,
+         annotated-wl-pprint >=0.7.0,
+         ansi-terminal >=0.10.3,
+         array >=0.5.4.0,
+@@ -357,7 +357,7 @@ executable stack
+ 
+     build-depends:
+         Cabal >=3.2.1.0,
+-        aeson >=1.5.6.0,
++        aeson >=1.5.6.0 && <1.6,
+         annotated-wl-pprint >=0.7.0,
+         ansi-terminal >=0.10.3,
+         array >=0.5.4.0,
+@@ -485,7 +485,7 @@ executable stack-integration-test
+ 
+     build-depends:
+         Cabal >=3.2.1.0,
+-        aeson >=1.5.6.0,
++        aeson >=1.5.6.0 && <1.6,
+         annotated-wl-pprint >=0.7.0,
+         ansi-terminal >=0.10.3,
+         array >=0.5.4.0,
+@@ -621,7 +621,7 @@ test-suite stack-test
+     build-depends:
+         Cabal >=3.2.1.0,
+         QuickCheck >=2.14.2,
+-        aeson >=1.5.6.0,
++        aeson >=1.5.6.0 && <1.6,
+         annotated-wl-pprint >=0.7.0,
+         ansi-terminal >=0.10.3,
+         array >=0.5.4.0,
diff --git a/srcpkgs/stack/template b/srcpkgs/stack/template
index f9d573ef5bf..9e53b95ca63 100644
--- a/srcpkgs/stack/template
+++ b/srcpkgs/stack/template
@@ -1,8 +1,8 @@
 # Template file for 'stack'
 pkgname=stack
-version=2.7.3
+version=2.7.5
 revision=1
-_stackage="lts-18.5"
+_stackage="lts-18.14"
 hostmakedepends="cabal-install pkg-config unzip"
 makedepends="zlib-devel pcre-devel"
 depends="git gmp-devel iana-etc"
@@ -12,8 +12,8 @@ license="BSD-3-Clause"
 homepage="https://haskellstack.org"
 distfiles="https://hackage.haskell.org/package/${pkgname}-${version}/${pkgname}-${version}.tar.gz
  https://www.stackage.org/${_stackage}/cabal.config>cabal.config-${_stackage}"
-checksum="47caf8818352c7f663eb0364f48b1f4d80832ae25c31ca483416a4b74c2c5b44
- 322bc85f38bf6726af6e588dde381d72f0c3e89970939b6a7b5b975cabd05d1a"
+checksum="9ddd44c2a62e9404194d69e7dc1c94e707910620316b66d6ac0b3201a8f37e80
+ 78577c091074d78f9d6e09d6e31e7fc8ac2ddbb0dbc4ac65c606adcac4957d7f"
 skip_extraction="cabal.config-${_stackage}"
 nocross=yes
 nopie_files="/usr/bin/stack"