diff --git a/pkgs/development/interpreters/octave/default.nix b/pkgs/development/interpreters/octave/default.nix
index 45d35d027b88..c2e1454aef9f 100644
--- a/pkgs/development/interpreters/octave/default.nix
+++ b/pkgs/development/interpreters/octave/default.nix
@@ -112,12 +112,12 @@ let
   };
 
   self = mkDerivation rec {
-    version = "8.1.0";
+    version = "8.2.0";
     pname = "octave";
 
     src = fetchurl {
       url = "mirror://gnu/octave/${pname}-${version}.tar.gz";
-      sha256 = "sha256-gFIHTRew72Q9A33oqziWcsdSuyAe6c6k36aYWPtqIT8=";
+      sha256 = "sha256-V9F/kYqUDTjKM0ghHhELNNc1oyKofbccF3xGkqSanIQ=";
     };
 
     buildInputs = [
diff --git a/pkgs/development/octave-modules/ltfat/default.nix b/pkgs/development/octave-modules/ltfat/default.nix
index 829f6eb9287e..9d9dba0b01e4 100644
--- a/pkgs/development/octave-modules/ltfat/default.nix
+++ b/pkgs/development/octave-modules/ltfat/default.nix
@@ -16,15 +16,10 @@ buildOctavePackage rec {
   version = "2.5.0";
 
   src = fetchurl {
-    url = "mirror://sourceforge/octave/${pname}-${version}.tar.gz";
-    sha256 = "sha256-CFLqlHrTwQzCvpPAtQigCVL3Fs8V05Tmh6nkEsnaV2I=";
+    url = "https://github.com/ltfat/ltfat/releases/download/v${version}/${pname}-${version}-of.tar.gz";
+    sha256 = "sha256-8AqEDEfgYwftKUj8ynFQzBa3G3zTdhNtsZ2bW16DV7Q=";
   };
 
-  patches = [
-    # Fixes a syntax error with performing multiplication.
-    ./syntax-error.patch
-  ];
-
   buildInputs = [
     fftw
     fftwSinglePrec
diff --git a/pkgs/development/octave-modules/ltfat/syntax-error.patch b/pkgs/development/octave-modules/ltfat/syntax-error.patch
deleted file mode 100644
index 732030b70434..000000000000
--- a/pkgs/development/octave-modules/ltfat/syntax-error.patch
+++ /dev/null
@@ -1,15 +0,0 @@
-diff --git a/inst/nonstatgab/nsdgt.m b/inst/nonstatgab/nsdgt.m
-index ac53963..81656cb 100644
---- a/inst/nonstatgab/nsdgt.m
-+++ b/inst/nonstatgab/nsdgt.m
-@@ -149,8 +149,8 @@ for ii = 1:N
-         col = ceil(Lg/M(ii));
-         
-         temp = zeros(col*M(ii),W,assert_classname(f,g{1}));
--        temp([end-floor(Lg/2)+1:end,1:ceil(Lg/2)],:) = bsxfun(@ ...
--                                                          times,f(win_range,:),g{ii}(idx));
-+        temp([end-floor(Lg/2)+1:end,1:ceil(Lg/2)],:) = bsxfun(@times, ...
-+                                                          f(win_range,:),g{ii}(idx));
-         
-         temp = reshape(temp,M(ii),col,W);
-         X = squeeze(fft(sum(temp,2)));
diff --git a/pkgs/development/octave-modules/stk/default.nix b/pkgs/development/octave-modules/stk/default.nix
index 0b161c261c40..192115309fa7 100644
--- a/pkgs/development/octave-modules/stk/default.nix
+++ b/pkgs/development/octave-modules/stk/default.nix
@@ -8,7 +8,7 @@ buildOctavePackage rec {
   version = "2.8.0";
 
   src = fetchurl {
-    url = "mirror://sourceforge/octave/${pname}-${version}.tar.gz";
+    url = "https://github.com/stk-kriging/stk/releases/download/${version}/${pname}-${version}-octpkg.tar.gz";
     sha256 = "sha256-dgxpw2L7e9o/zimsLPoqW7dEihrrNsks62XtuXt4zTI=";
   };