diff --git a/pkgs/applications/graphics/opentoonz/default.nix b/pkgs/applications/graphics/opentoonz/default.nix
index 7fd9606f3abce..1214d868d5c8f 100644
--- a/pkgs/applications/graphics/opentoonz/default.nix
+++ b/pkgs/applications/graphics/opentoonz/default.nix
@@ -36,6 +36,7 @@ in stdenv.mkDerivation rec {
 
   cmakeDir = "../sources";
   cmakeFlags = [
+    "-DCMAKE_SKIP_BUILD_RPATH=ON"
     "-DTIFF_INCLUDE_DIR=${libtiff.dev}/include"
     "-DTIFF_LIBRARY=${libtiff.out}/lib/libtiff.so"
   ];
diff --git a/pkgs/applications/graphics/opentoonz/source.nix b/pkgs/applications/graphics/opentoonz/source.nix
index 27a4b8c0b0d28..2864dcf36088a 100644
--- a/pkgs/applications/graphics/opentoonz/source.nix
+++ b/pkgs/applications/graphics/opentoonz/source.nix
@@ -3,7 +3,7 @@
 
 { fetchFromGitHub, }: rec {
   versions = {
-    opentoonz = "1.5.0";
+    opentoonz = "1.7.1";
     libtiff = "4.0.3";  # The version in thirdparty/tiff-*
   };
 
@@ -11,6 +11,6 @@
     owner = "opentoonz";
     repo = "opentoonz";
     rev = "v${versions.opentoonz}";
-    sha256 = "1rw30ksw3zjph1cwxkfvqj0330v8wd4333gn0fdf3cln1w0549lk";
+    hash = "sha256-5iXOvh4QTv+G0fjEHU62u7QCee+jbvKhK0+fQXbdJis=";
   };
 }