diff --git a/configure.ac b/configure.ac
index 2fb175c8..9a32651e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([Hydra], [m4_esyscmd([echo -n $(cat ./version)$VERSION_SUFFIX])])
+AC_INIT([Hydra], [m4_esyscmd([echo -n $(cat ./version.txt)$VERSION_SUFFIX])])
 AC_CONFIG_AUX_DIR(config)
 AM_INIT_AUTOMAKE([foreign serial-tests])
 
diff --git a/flake.nix b/flake.nix
index 334119ce..25aaa1aa 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,7 +6,7 @@
   outputs = { self, nixpkgs, nix }:
     let
 
-      version = "${builtins.readFile ./version}.${builtins.substring 0 8 self.lastModifiedDate}.${self.shortRev or "DIRTY"}";
+      version = "${builtins.readFile ./version.txt}.${builtins.substring 0 8 self.lastModifiedDate}.${self.shortRev or "DIRTY"}";
 
       pkgs = import nixpkgs {
         system = "x86_64-linux";
diff --git a/src/hydra-evaluator/hydra-evaluator.cc b/src/hydra-evaluator/hydra-evaluator.cc
index 9a852536..2d7e68d9 100644
--- a/src/hydra-evaluator/hydra-evaluator.cc
+++ b/src/hydra-evaluator/hydra-evaluator.cc
@@ -233,12 +233,12 @@ struct Evaluator
             pqxx::work txn(*conn);
 
             if (jobset.evaluation_style == EvaluationStyle::ONE_AT_A_TIME) {
-                auto evaluation_res = txn.parameterized
+                auto evaluation_res = txn.exec_params
                     ("select id from JobsetEvals "
                      "where jobset_id = $1 "
-                     "order by id desc limit 1")
-                  (jobset.name.id)
-                  .exec();
+                     "order by id desc limit 1"
+                    ,jobset.name.id
+                    );
 
                 if (evaluation_res.empty()) {
                     // First evaluation, so allow scheduling.
@@ -249,15 +249,15 @@ struct Evaluator
 
                 auto evaluation_id = evaluation_res[0][0].as<int>();
 
-                auto unfinished_build_res = txn.parameterized
+                auto unfinished_build_res = txn.exec_params
                     ("select id from Builds "
                      "join JobsetEvalMembers "
                      "    on (JobsetEvalMembers.build = Builds.id) "
                      "where JobsetEvalMembers.eval = $1 "
                      "  and builds.finished = 0 "
-                     " limit 1")
-                  (evaluation_id)
-                  .exec();
+                     " limit 1"
+                    ,evaluation_id
+                    );
 
                 // If the previous evaluation has no unfinished builds
                 // schedule!
diff --git a/version b/version.txt
similarity index 100%
rename from version
rename to version.txt