diff --git a/pkgs/development/compilers/vala/default.nix b/pkgs/development/compilers/vala/default.nix
index a4a8aa980b6..6e9e844e771 100644
--- a/pkgs/development/compilers/vala/default.nix
+++ b/pkgs/development/compilers/vala/default.nix
@@ -45,8 +45,8 @@ let
 in rec {
   vala_0_34 = generic {
     major   = "0.34";
-    minor   = "17";
-    sha256  = "0wd2zxww4z1ys4iqz218lvzjqjjqwsaad4x2by8pcyy43sbr7qp2";
+    minor   = "18";
+    sha256  = "1lhw3ghns059y5d6pdldy5p4yjwlhcls84k892i6qmbhxg34945q";
   };
 
   vala_0_36 = generic {