diff --git a/pkgs/development/interpreters/octave/build-env.nix b/pkgs/development/interpreters/octave/build-env.nix
index 373567d92cc5..a56dcd7dd4df 100644
--- a/pkgs/development/interpreters/octave/build-env.nix
+++ b/pkgs/development/interpreters/octave/build-env.nix
@@ -69,10 +69,14 @@ buildEnv {
     touch $out/.octave_packages
     for path in ${lib.concatStringsSep " " packages}; do
         if [ -e $path/*.tar.gz ]; then
+           # Glob-match here so that we grab the paths of all tarballs produced
+           # by "octave build" in buildOctavePackage's buildPhase. We can then
+           # Use this list later.
+           pkg_tarballs=($path/*.tar.gz)
            $out/bin/octave-cli --eval "pkg local_list $out/.octave_packages; \
                                        pkg prefix $out/${octave.octPkgsPath} $out/${octave.octPkgsPath}; \
                                        pfx = pkg (\"prefix\"); \
-                                       pkg install -nodeps -local $path/*.tar.gz"
+                                       pkg install -nodeps -local $pkg_tarballs"
         fi
     done
 
diff --git a/pkgs/development/interpreters/octave/default.nix b/pkgs/development/interpreters/octave/default.nix
index 987a08f478ef..3d5a697f35d3 100644
--- a/pkgs/development/interpreters/octave/default.nix
+++ b/pkgs/development/interpreters/octave/default.nix
@@ -23,6 +23,7 @@
   # Both are needed for discrete Fourier transform
   fftw,
   fftwSinglePrec,
+  fast-float,
   zlib,
   curl,
   rapidjson,
@@ -99,12 +100,12 @@ let
   allPkgs = pkgs;
 in
 stdenv.mkDerivation (finalAttrs: {
-  version = "10.3.0";
+  version = "11.1.0";
   pname = "octave";
 
   src = fetchurl {
     url = "mirror://gnu/octave/octave-${finalAttrs.version}.tar.gz";
-    sha256 = "sha256-L8s43AYuRA8eBsBpu8qEDtRtzI+YPkc+FVj8w4OE7ms=";
+    sha256 = "sha256-wOfiyRvFcyVkMbLMmJKQub0ThR263VnQrHRxTxM0sOY=";
   };
 
   postPatch = ''
@@ -155,6 +156,9 @@ stdenv.mkDerivation (finalAttrs: {
   ]
   ++ lib.optionals stdenv.hostPlatform.isDarwin [
     libiconv
+  ]
+  ++ lib.optionals stdenv.hostPlatform.isDarwin [
+    fast-float
   ];
   nativeBuildInputs = [
     perl
@@ -176,6 +180,8 @@ stdenv.mkDerivation (finalAttrs: {
     lib.optionalAttrs stdenv.hostPlatform.isDarwin {
       # Fix linker error on Darwin (see https://trac.macports.org/ticket/61865)
       NIX_LDFLAGS = "-lobjc";
+      # https://savannah.gnu.org/bugs/index.php?68042
+      NIX_CFLAGS_COMPILE = "-Wno-format-security";
     }
     // lib.optionalAttrs use64BitIdx {
       # See https://savannah.gnu.org/bugs/?50339