diff --git a/pkgs/development/python-modules/biopython/default.nix b/pkgs/development/python-modules/biopython/default.nix
index 76de4c390546..773d8193cb02 100644
--- a/pkgs/development/python-modules/biopython/default.nix
+++ b/pkgs/development/python-modules/biopython/default.nix
@@ -6,11 +6,11 @@
 
 buildPythonPackage rec {
   pname = "biopython";
-  version = "1.76";
+  version = "1.77";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "0wlch9xpa0fpgjzyxi6jsfca6iakaq9a05927xg8vqnmvaccnwrq";
+    sha256 = "fb1936e9ca9e7af8de1050e84375f23328e04b801063edf0ad73733494d8ec42";
   };
 
   propagatedBuildInputs = [ numpy ];