diff --git a/.changes/unreleased/Under the Hood-20230925-143628.yaml b/.changes/unreleased/Under the Hood-20230925-143628.yaml
new file mode 100644
index 000000000..fb925ae40
--- /dev/null
+++ b/.changes/unreleased/Under the Hood-20230925-143628.yaml	
@@ -0,0 +1,6 @@
+kind: Under the Hood
+body: Add tests for inlined limit + sql-header in dbt show query
+time: 2023-09-25T14:36:28.335466+01:00
+custom:
+  Author: michelleark
+  Issue: "940"
diff --git a/dev-requirements.txt b/dev-requirements.txt
index 54ca40f26..fa5c37b49 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,7 +1,7 @@
 # install latest changes in dbt-core
 # TODO: how to automate switching from develop to version branches?
-git+https://github.com/dbt-labs/dbt-core.git#egg=dbt-core&subdirectory=core
-git+https://github.com/dbt-labs/dbt-core.git#egg=dbt-tests-adapter&subdirectory=tests/adapter
+git+https://github.com/dbt-labs/dbt-core.git@improve-show-fixture#egg=dbt-core&subdirectory=core
+git+https://github.com/dbt-labs/dbt-core.git@improve-show-fixture#egg=dbt-tests-adapter&subdirectory=tests/adapter
 
 # if version 1.x or greater -> pin to major version
 # if version 0.x -> pin to minor
diff --git a/tests/functional/adapter/dbt_show/test_dbt_show.py b/tests/functional/adapter/dbt_show/test_dbt_show.py
new file mode 100644
index 000000000..c60a26aec
--- /dev/null
+++ b/tests/functional/adapter/dbt_show/test_dbt_show.py
@@ -0,0 +1,9 @@
+from dbt.tests.adapter.dbt_show.test_dbt_show import BaseShowSqlHeader, BaseShowLimit
+
+
+class TestBigQueryShowLimit(BaseShowLimit):
+    pass
+
+
+class TestBigQueryShowSqlHeader(BaseShowSqlHeader):
+    pass