diff --git a/default.nix b/default.nix
index 8aa4e37..98fd3af 100644
--- a/default.nix
+++ b/default.nix
@@ -10,7 +10,7 @@
   qt3d,
 
   libSM,
-  libxxf86vm,
+  libXxf86vm,
   libXv,
   libXres,
   libXpm,
@@ -21,12 +21,12 @@
   libXfixes,
   libXcursor,
   libXcomposite,
-  libxaw,
-  libxt,
-  libxtst,
+  libXaw,
+  libt,
+  libXtst,
   libICE,
   libfontenc,
-  libxcb,
+  libXcb,
   libX11,
   libXext,
   libXrender,
@@ -38,8 +38,8 @@
   xcbutilrenderutil,
   xcbutilkeysyms,
   xcbutilimage,
-  libxdmcp,
-  libxau,
+  libXdmcp,
+  libXau,
   xcb-util-cursor,
   libdrm,
   libgcc,
@@ -177,19 +177,19 @@ stdenv.mkDerivation {
     libdrm
     xcb-util-cursor
     libSM
-    libxxf86vm
+    libXxf86vm
     libXv
     libXres
     libXpm
     libXmu
-    libxkbfile
-    libxinerama
-    libxdamage
-    libxfixes
+    libXkbfile
+    libXinerama
+    libXdamage
+    libXfixes
     libXcursor
     libXcomposite
-    libxaw
-    libxt
+    libXaw
+    libXt
     libXtst
     libICE
     libfontenc