3 files changed, 12 insertions, 16 deletions
diff --git a/pkgs/applications/science/math/giac/default.nix b/pkgs/applications/science/math/giac/default.nix
index e29ff24e250f..6acaa4067440 100644
--- a/pkgs/applications/science/math/giac/default.nix
+++ b/pkgs/applications/science/math/giac/default.nix
@@ -9,11 +9,11 @@ assert enableGUI -> libGLU_combined != null && xorg != null && fltk != null;
 stdenv.mkDerivation rec {
   name = "${attr}-${version}";
   attr = if enableGUI then "giac-with-xcas" else "giac";
-  version = "1.4.9";
+  version = "1.4.9-59";
 
   src = fetchurl {
-    url = "https://www-fourier.ujf-grenoble.fr/~parisse/giac/giac-${version}.tar.bz2";
-    sha256 = "1n7xxgpqrsq7cv5wgcmgag6jvxw5wijkf1yv1r5aizlf1rc7dhai";
+    url = "https://www-fourier.ujf-grenoble.fr/~parisse/debian/dists/stable/main/source/giac_${version}.tar.gz";
+    sha256 = "0dv5p5y6gkrsmz3xa7fw87rjyabwdwk09mqb09kb7gai9n9dgayk";
   };
 
   postPatch = ''
diff --git a/pkgs/applications/science/math/qalculate-gtk/default.nix b/pkgs/applications/science/math/qalculate-gtk/default.nix
index b02a65532577..ce3f975b85b8 100644
--- a/pkgs/applications/science/math/qalculate-gtk/default.nix
+++ b/pkgs/applications/science/math/qalculate-gtk/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "qalculate-gtk-${version}";
-  version = "2.2.1";
+  version = "2.3.0";
 
   src = fetchurl {
     url = "https://github.com/Qalculate/qalculate-gtk/archive/v${version}.tar.gz";
-    sha256 = "0sf4ywz8hsszaf0yr0ncdlp7mwjk6b276bwl0j9vf1j925c89pbn";
+    sha256 = "0j5wp6bmnwkyxlvqci6ddg478a0ms93gicvycw0c6bkvs2gd77az";
   };
 
   patchPhase = ''
diff --git a/pkgs/applications/science/math/weka/default.nix b/pkgs/applications/science/math/weka/default.nix
index 6a692e07c433..3bfb22dad936 100644
--- a/pkgs/applications/science/math/weka/default.nix
+++ b/pkgs/applications/science/math/weka/default.nix
@@ -1,28 +1,24 @@
-{ stdenv, fetchurl, jre, unzip }:
+{ stdenv, fetchurl, jre, unzip, makeWrapper }:
 
 stdenv.mkDerivation rec {
   name = "weka-${version}";
-  version = "3.8.2";
+  version = "3.9.2";
 
   src = fetchurl {
     url = "mirror://sourceforge/weka/${stdenv.lib.replaceChars ["."]["-"] name}.zip";
-    sha256 = "0p353lhhcv3swwn1bl64vkyjk480vv9ghhlyqjxiar4p3xifjayb";
+    sha256 = "0zwmhspmqb0a7cm6k6i0s6q3w19ws1g9dx3cp2v3g3vsif6cdh31";
   };
 
-  buildInputs = [ unzip ];
+  buildInputs = [ unzip makeWrapper ];
 
   # The -Xmx1000M comes suggested from their download page:
   # http://www.cs.waikato.ac.nz/ml/weka/downloading.html
   installPhase = ''
-    mkdir -pv $out/share/weka $out/bin
+    mkdir -pv $out/share/weka
     cp -Rv * $out/share/weka
 
-    cat > $out/bin/weka << EOF
-    #!${stdenv.shell}
-    ${jre}/bin/java -Xmx1000M -jar $out/share/weka/weka.jar
-    EOF
-
-    chmod +x $out/bin/weka
+    makeWrapper ${jre}/bin/java $out/bin/weka \
+      --add-flags "-Xmx1000M -jar $out/share/weka/weka.jar"
   '';
 
   meta = {