diff --git a/pkgs/data/fonts/iosevka/default.nix b/pkgs/data/fonts/iosevka/default.nix
index c379fe7ebb3b..a44fe0a09737 100644
--- a/pkgs/data/fonts/iosevka/default.nix
+++ b/pkgs/data/fonts/iosevka/default.nix
@@ -55,16 +55,16 @@ assert (extraParameters != null) -> set != null;
 
 buildNpmPackage rec {
   pname = "Iosevka${toString set}";
-  version = "28.1.0";
+  version = "29.0.3";
 
   src = fetchFromGitHub {
     owner = "be5invis";
     repo = "iosevka";
     rev = "v${version}";
-    hash = "sha256-cYnGJ7Z0PDRZtC/vz8hX/+mqk7iVkajFTfNGgRW+edQ=";
+    hash = "sha256-7vNfmrQ/B+T9hF5/ikIU1RvBcSRStnEmOY7VPbrll6s=";
   };
 
-  npmDepsHash = "sha256-bzQ7dc7UiC++0DxnQHusu6Ym7rd7GgeA6bGSnnla1nk=";
+  npmDepsHash = "sha256-FGGhuMlDhXd97AY23/ZPlrcrmirZIooAYJaskn2aM6w=";
 
   nativeBuildInputs = [
     remarshal
@@ -110,7 +110,7 @@ buildNpmPackage rec {
   buildPhase = ''
     export HOME=$TMPDIR
     runHook preBuild
-    npm run build --no-update-notifier -- --jCmd=$NIX_BUILD_CORES --verbose=9 ttf::$pname
+    npm run build --no-update-notifier --targets ttf::$pname -- --jCmd=$NIX_BUILD_CORES --verbose=9
     runHook postBuild
   '';