diff --git a/pkgs/development/python-modules/boto3/default.nix b/pkgs/development/python-modules/boto3/default.nix
index a04f5d042946..29445c6d795b 100644
--- a/pkgs/development/python-modules/boto3/default.nix
+++ b/pkgs/development/python-modules/boto3/default.nix
@@ -13,11 +13,11 @@
 
 buildPythonPackage rec {
   pname =  "boto3";
-  version = "1.16.42"; # N.B: if you change this, change botocore too
+  version = "1.16.43"; # N.B: if you change this, change botocore too
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-ko5z9R9xRpobDOrR+7N/MERX7FRACDPALAwyjmRYH+o=";
+    sha256 = "sha256-pJs6tL+i9jlLpgFlz8RoQQeX3UEPMu7UfiL2FFHumG4=";
   };
 
   propagatedBuildInputs = [ botocore jmespath s3transfer ] ++ lib.optionals (!isPy3k) [ futures ];