diff --git a/default.nix b/default.nix
index 1ce8e5977..b8bd65568 100644
--- a/default.nix
+++ b/default.nix
@@ -75,7 +75,7 @@ let
 
   # Options passed to cabal in dev tools and tests
   devCabalOptions =
-    "-f dev --test-show-detail=direct";
+    "-f dev --test-show-detail=direct --disable-shared";
 
   inherit (pkgs.haskell) lib;
 in
diff --git a/nix/tools/tests.nix b/nix/tools/tests.nix
index 443d19125..133c79cd2 100644
--- a/nix/tools/tests.nix
+++ b/nix/tools/tests.nix
@@ -85,7 +85,7 @@ let
       }
       ''
         ${cabal-install}/bin/cabal v2-update
-        ${cabal-install}/bin/cabal v2-build ${devCabalOptions}
+        ${cabal-install}/bin/cabal v2-build ${devCabalOptions} exe:postgrest
         ${cabal-install}/bin/cabal v2-exec -- ${withTools.withPg} -f test/io/fixtures.sql \
           ${ioTestPython}/bin/pytest --ignore=test/io/test_big_schema.py --ignore=test/io/test_replica.py -v test/io "''${_arg_leftovers[@]}"
       '';
@@ -101,7 +101,7 @@ let
       }
       ''
         ${cabal-install}/bin/cabal v2-update
-        ${cabal-install}/bin/cabal v2-build ${devCabalOptions}
+        ${cabal-install}/bin/cabal v2-build ${devCabalOptions} exe:postgrest
         ${cabal-install}/bin/cabal v2-exec -- ${withTools.withPg} -f test/io/big_schema.sql \
           ${ioTestPython}/bin/pytest -v test/io/test_big_schema.py "''${_arg_leftovers[@]}"
       '';
@@ -117,7 +117,7 @@ let
       }
       ''
         ${cabal-install}/bin/cabal v2-update
-        ${cabal-install}/bin/cabal v2-build ${devCabalOptions}
+        ${cabal-install}/bin/cabal v2-build ${devCabalOptions} exe:postgrest
         ${cabal-install}/bin/cabal v2-exec -- ${withTools.withPg} --replica -f test/io/replica.sql \
           ${ioTestPython}/bin/pytest -v test/io/test_replica.py "''${_arg_leftovers[@]}"
       '';