diff --git a/pkgs/by-name/iq/iqtree/package.nix b/pkgs/by-name/iq/iqtree/package.nix
index 1ab38a4cd85c..9caab953b28b 100644
--- a/pkgs/by-name/iq/iqtree/package.nix
+++ b/pkgs/by-name/iq/iqtree/package.nix
@@ -9,15 +9,15 @@
   llvmPackages,
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "iqtree";
-  version = "2.3.6";
+  version = "3.0.1";
 
   src = fetchFromGitHub {
     owner = "iqtree";
-    repo = "iqtree2";
-    tag = "v${version}";
-    hash = "sha256-8d5zqZIevv3bnq7z7Iyo/x8i445y1RAFtRMeK8s/ieQ=";
+    repo = "iqtree3";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-6Zy/u7YSCoqkLwq6xOoFMFDInGYREea1gS+PzSP4F8Q=";
     fetchSubmodules = true;
   };
 
@@ -32,15 +32,16 @@ stdenv.mkDerivation rec {
     llvmPackages.openmp
   ];
 
+  cmakeFlags = [
+    (lib.cmakeBool "USE_CMAPLE" false) # tries to download googletest
+  ];
+
   meta = {
-    homepage = "http://www.iqtree.org/";
+    homepage = "https://iqtree.github.io/";
     description = "Efficient and versatile phylogenomic software by maximum likelihood";
-    mainProgram = "iqtree2";
+    mainProgram = "iqtree3";
     license = lib.licenses.lgpl2;
     maintainers = with lib.maintainers; [ bzizou ];
-    platforms = [
-      "x86_64-linux"
-      "x86_64-darwin"
-    ];
+    platforms = lib.platforms.linux;
   };
-}
+})