diff --git a/pkgs/development/libraries/libngspice/default.nix b/pkgs/development/libraries/libngspice/default.nix
index 2f8aab830da0..e65ec32e34dd 100644
--- a/pkgs/development/libraries/libngspice/default.nix
+++ b/pkgs/development/libraries/libngspice/default.nix
@@ -4,11 +4,11 @@
 # the ngspice derivation.
 stdenv.mkDerivation rec {
   pname = "libngspice";
-  version = "34";
+  version = "36";
 
   src = fetchurl {
     url = "mirror://sourceforge/ngspice/ngspice-${version}.tar.gz";
-    sha256 = "sha256-ImP//GaUdUlyr3By7wHP5irHkIANrWUbwpC/yueb17U=";
+    sha256 = "sha256-T4GCh++6JFNBBGY1t1eugfh5VJsyakMWtfbml6pRf4w=";
   };
 
   nativeBuildInputs = [ flex bison ];