diff --git a/pkgs/development/libraries/physics/rivet/default.nix b/pkgs/development/libraries/physics/rivet/default.nix
index abf37def8c3..f95328964bf 100644
--- a/pkgs/development/libraries/physics/rivet/default.nix
+++ b/pkgs/development/libraries/physics/rivet/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "rivet";
-  version = "3.1.2";
+  version = "3.1.3";
 
   src = fetchurl {
     url = "https://www.hepforge.org/archive/rivet/Rivet-${version}.tar.bz2";
-    sha256 = "0yjpx7n6ry3pfgkf7d7v7mcc3yv7681kf8nq2b1fgspl8jbd0hf0";
+    sha256 = "08g0f84l7r6vm4n7gn36qi3bzacscpv061m9xar2572vf10wxpak";
   };
 
   patches = [
diff --git a/pkgs/development/libraries/physics/yoda/default.nix b/pkgs/development/libraries/physics/yoda/default.nix
index 273566adc03..3a8fbbbdd52 100644
--- a/pkgs/development/libraries/physics/yoda/default.nix
+++ b/pkgs/development/libraries/physics/yoda/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   pname = "yoda";
-  version = "1.8.4";
+  version = "1.8.5";
 
   src = fetchurl {
     url = "https://www.hepforge.org/archive/yoda/YODA-${version}.tar.bz2";
-    sha256 = "03hm7hax0n5irqi0kzjag6fyr9zws9jqz95hr8afpikwkcfa894x";
+    sha256 = "1z9jmabsaddhs003zzq73fpq2absd12rnc2sa5qn45zwf62nnbjc";
   };
 
   nativeBuildInputs = with python.pkgs; [ cython makeWrapper ];