diff --git a/pkgs/applications/audio/openmpt123/default.nix b/pkgs/applications/audio/openmpt123/default.nix
index 0646407582e..91bf47dddd6 100644
--- a/pkgs/applications/audio/openmpt123/default.nix
+++ b/pkgs/applications/audio/openmpt123/default.nix
@@ -2,14 +2,14 @@
 , usePulseAudio ? config.pulseaudio or false, libpulseaudio }:
 
 let
-  version = "0.5.2";
+  version = "0.5.3";
 in stdenv.mkDerivation {
   pname = "openmpt123";
   inherit version;
 
   src = fetchurl {
     url = "https://lib.openmpt.org/files/libopenmpt/src/libopenmpt-${version}+release.autotools.tar.gz";
-    sha256 = "1cwpc4j90dpxa2siia68rg9qwwm2xk6bhxnslfjj364507jy6s4l";
+    sha256 = "1f155yf5v57dwhzb7z0kh67lckr3yq4x8040dm54qgbxw582la77";
   };
 
   enableParallelBuilding = true;
diff --git a/pkgs/applications/graphics/lazpaint/default.nix b/pkgs/applications/graphics/lazpaint/default.nix
index 3f8d507e992..e53c36b59cd 100644
--- a/pkgs/applications/graphics/lazpaint/default.nix
+++ b/pkgs/applications/graphics/lazpaint/default.nix
@@ -7,24 +7,24 @@ let
   bgrabitmap = fetchFromGitHub {
     owner = "bgrabitmap";
     repo = "bgrabitmap";
-    rev = "v11.2.4";
-    sha256 = "1zk88crfn07md16wg6af4i8nlx4ikkhxq9gfk49jirwimgwbf1md";
+    rev = "v11.2.5";
+    sha256 = "0w5pdihsxn039kalkf4cx23j69hz5r09qmhd358h2n74irv1r3x1";
   };
   bgracontrols = fetchFromGitHub {
     owner = "bgrabitmap";
     repo = "bgracontrols";
-    rev = "v6.9";
-    sha256 = "0hwjlqlwqs4fqxlgay84hccs1lm3c6i9nmq9sxzrip410mggnjyw";
+    rev = "v7.0";
+    sha256 = "0qz3cscrc9jvhrix1hbmzhdxv6mxk0mz9azr46canflsydda8fjy";
   };
 in stdenv.mkDerivation rec {
   pname = "lazpaint";
-  version = "7.1.4";
+  version = "7.1.5";
 
   src = fetchFromGitHub {
     owner = "bgrabitmap";
     repo = "lazpaint";
     rev = "v${version}";
-    sha256 = "19b0wrjjyvz3g2d2gdsz8ihc1clda5v22yb597an8j9sblp9m0nf";
+    sha256 = "0bpk3rlqzbxvgrxmrzs0hcrgwhsqnpjqv1kdd9cp09knimmksvy5";
   };
 
   nativeBuildInputs = [ lazarus fpc makeWrapper ];
@@ -56,10 +56,6 @@ in stdenv.mkDerivation rec {
     # Python is needed for scripts
     makeWrapper $out/share/lazpaint/lazpaint $out/bin/lazpaint \
       --prefix PATH : ${stdenv.lib.makeBinPath [ python3 ]}
-
-    substituteInPlace $out/share/applications/lazpaint.desktop \
-      --replace /usr/share/pixmaps/lazpaint.png $out/share/pixmaps/lazpaint.png \
-      --replace /usr/share/lazpaint/lazpaint $out/bin/lazpaint
   '';
 
   meta = with stdenv.lib; {
diff --git a/pkgs/development/compilers/pakcs/default.nix b/pkgs/development/compilers/pakcs/default.nix
index 0183039b11d..9f876ea914a 100644
--- a/pkgs/development/compilers/pakcs/default.nix
+++ b/pkgs/development/compilers/pakcs/default.nix
@@ -4,13 +4,14 @@
 , curl, git, unzip, gnutar, coreutils, sqlite }:
 
 let
-  name = "pakcs-2.2.0";
+  pname = "pakcs";
+  version = "2.2.1";
 
-  # Don't switch to development release without a reason, because its
-  # source updates without version bump. Prefer current release instead.
+  # Don't switch to "Current release" without a reason, because its
+  # source updates without version bump. Prefer last from "Older releases" instead.
   src = fetchurl {
-    url = "https://www.informatik.uni-kiel.de/~pakcs/download/${name}-src.tar.gz";
-    sha256 = "0c0a6cp9lwha5i90kv9ya2zi1ggnvkf4gwjfzbffgwwa77s2wz2l";
+    url = "https://www.informatik.uni-kiel.de/~pakcs/download/pakcs-${version}-src.tar.gz";
+    sha256 = "1jyg29j8r8pgcin7ixdya6c3zzfjdi66rghpwrfnkk133fz4iz7s";
   };
 
   curry-frontend = (haskellPackages.override {
@@ -26,7 +27,7 @@ let
     };
   }).curry-frontend;
 in stdenv.mkDerivation {
-  inherit name src;
+  inherit pname version src;
 
   buildInputs = [ swiProlog ];
   nativeBuildInputs = [ which makeWrapper ];