diff --git a/pkgs/applications/science/math/qalculate-gtk/default.nix b/pkgs/applications/science/math/qalculate-gtk/default.nix
index fe13a9aebbcd..f825e798a065 100644
--- a/pkgs/applications/science/math/qalculate-gtk/default.nix
+++ b/pkgs/applications/science/math/qalculate-gtk/default.nix
@@ -1,11 +1,11 @@
 { stdenv, fetchurl, intltool, autoreconfHook, pkgconfig, libqalculate, gtk3, wrapGAppsHook }:
 stdenv.mkDerivation rec {
   name = "qalculate-gtk-${version}";
-  version = "0.9.8";
+  version = "0.9.9";
 
   src = fetchurl {
     url = "https://github.com/Qalculate/qalculate-gtk/archive/v${version}.tar.gz";
-    sha256 = "15ci0p7jlikk2rira6ykgrmcdvgpxzprpqmkdxx6hsg4pvzrj54s";
+    sha256 = "0v9ibycilygmi9zzi7cxif7si56c85lfzdvbqnbf32whg8ydqqkg";
   };
 
   nativeBuildInputs = [ intltool pkgconfig autoreconfHook wrapGAppsHook ];
diff --git a/pkgs/development/libraries/libqalculate/default.nix b/pkgs/development/libraries/libqalculate/default.nix
index 8c6ee6dc9b9f..3aa708e568a9 100644
--- a/pkgs/development/libraries/libqalculate/default.nix
+++ b/pkgs/development/libraries/libqalculate/default.nix
@@ -2,11 +2,11 @@
 
 stdenv.mkDerivation rec {
   name = "libqalculate-${version}";
-  version = "0.9.8";
+  version = "0.9.9";
 
   src = fetchurl {
     url = "https://github.com/Qalculate/libqalculate/archive/v${version}.tar.gz";
-    sha256 = "07rd95a0wsqs3iymr64mlljn191f8gdnjvr9d4l1spjv3s8j5wdi";
+    sha256 = "0avri5c3sr31ax0vjvzla1a11xb4irnrc6571lm6w4zxigqakkqk";
   };
 
   nativeBuildInputs = [ intltool pkgconfig autoreconfHook doxygen ];