diff --git a/pkgs/applications/science/misc/foldingathome/client.nix b/pkgs/applications/science/misc/foldingathome/client.nix
index 9a29fde0a438..74a53902ee09 100644
--- a/pkgs/applications/science/misc/foldingathome/client.nix
+++ b/pkgs/applications/science/misc/foldingathome/client.nix
@@ -10,7 +10,7 @@
 }:
 let
   majMin = stdenv.lib.versions.majorMinor version;
-  version = "7.5.1";
+  version = "7.6.9";
 
   fahclient = stdenv.mkDerivation rec {
     inherit version;
@@ -18,7 +18,7 @@ let
 
     src = fetchurl {
       url = "https://download.foldingathome.org/releases/public/release/fahclient/debian-stable-64bit/v${majMin}/fahclient_${version}_amd64.deb";
-      hash = "sha256-7+RwYdMoZnJZwYFbmLxsN9ozk2P7jpOGZz9qlvTTfSY=";
+      sha256 = "1v4yijjjdq9qx1fp60flp9ya6ywl9qdsgkzwmzjzp8sd5gfvhyr6";
     };
 
     nativeBuildInputs = [
diff --git a/pkgs/applications/science/misc/foldingathome/control.nix b/pkgs/applications/science/misc/foldingathome/control.nix
index e8eba4c2ab2f..72217689ff18 100644
--- a/pkgs/applications/science/misc/foldingathome/control.nix
+++ b/pkgs/applications/science/misc/foldingathome/control.nix
@@ -8,7 +8,7 @@
 }:
 let
   majMin = stdenv.lib.versions.majorMinor version;
-  version = "7.5.1";
+  version = "7.6.9";
 
   python = python2.withPackages
     (
@@ -25,7 +25,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "https://download.foldingathome.org/releases/public/release/fahcontrol/debian-stable-64bit/v${majMin}/fahcontrol_${version}-1_all.deb";
-    hash = "sha256-ydN4I6vmZpI9kD+/TXxgWc+AQqIIlUvABEycWmY1tNg=";
+    sha256 = "1fh7ybbp3qlqzh18c4gva3aaymv7d31mqchrv235a1axldha1s9s";
   };
 
   nativeBuildInputs = [
diff --git a/pkgs/applications/science/misc/foldingathome/viewer.nix b/pkgs/applications/science/misc/foldingathome/viewer.nix
index 03fa54cd7338..a35df650300b 100644
--- a/pkgs/applications/science/misc/foldingathome/viewer.nix
+++ b/pkgs/applications/science/misc/foldingathome/viewer.nix
@@ -11,7 +11,7 @@
 }:
 let
   majMin = stdenv.lib.versions.majorMinor version;
-  version = "7.5.1";
+  version = "7.6.9";
 in
 stdenv.mkDerivation rec {
   inherit version;
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
 
   src = fetchurl {
     url = "https://download.foldingathome.org/releases/public/release/fahviewer/debian-stable-64bit/v${majMin}/fahviewer_${version}_amd64.deb";
-    hash = "sha256-yH0zGjX8aNBEJ5lq7wWydcpp2rO+9Ah++q9eJ+ldeyk=";
+    sha256 = "04wr86g11wpmsczzwzak4gvalcihb47rn3zp6qriawhxyac9nf93";
   };
 
   nativeBuildInputs = [