diff --git a/.gitignore b/.gitignore
index 84fe2e3..9fe6a08 100644
--- a/.gitignore
+++ b/.gitignore
@@ -105,6 +105,7 @@ model.log
 */input.csv
 __pycache__
 output/*
+logs/*
 metadata/*
 venv/
 .ipynb_checkpoints/
diff --git a/analysis/report.ipynb b/analysis/report.ipynb
index fde8371..01a5752 100644
--- a/analysis/report.ipynb
+++ b/analysis/report.ipynb
@@ -29,7 +29,8 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "OUTPUT_DIR = pathlib.Path(\"../output\")"
+    "OUTPUT_DIR = pathlib.Path(\"../output\")\n",
+    "LOG_DIR = pathlib.Path(\"../logs\")"
    ]
   },
   {
@@ -50,7 +51,7 @@
     "log = {\n",
     "    d[\"event\"]: d\n",
     "    for d in (\n",
-    "        json.loads(line) for line in (OUTPUT_DIR / \"log.json\").read_text().splitlines()\n",
+    "        json.loads(line) for line in (LOG_DIR / \"log.json\").read_text().splitlines()\n",
     "    )\n",
     "}"
    ]
diff --git a/analysis/vaccination_reference_report.ipynb b/analysis/vaccination_reference_report.ipynb
index ab6217a..6570f20 100644
--- a/analysis/vaccination_reference_report.ipynb
+++ b/analysis/vaccination_reference_report.ipynb
@@ -25,11 +25,12 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 3,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
-    "OUTPUT_DIR = pathlib.Path(\"../output\")"
+    "OUTPUT_DIR = pathlib.Path(\"../output\")\n",
+    "LOG_DIR = pathlib.Path(\"../logs\")"
    ]
   },
   {
@@ -50,7 +51,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 16,
+   "execution_count": null,
    "metadata": {},
    "outputs": [],
    "source": [
@@ -58,7 +59,7 @@
     "    d[\"event\"]: d\n",
     "    for d in (\n",
     "        json.loads(line)\n",
-    "        for line in (OUTPUT_DIR / \"vaccination_reference_log.json\")\n",
+    "        for line in (LOG_DIR / \"vaccination_reference_log.json\")\n",
     "        .read_text()\n",
     "        .splitlines()\n",
     "    )\n",
diff --git a/project.yaml b/project.yaml
index ac86c62..ecc7ad1 100644
--- a/project.yaml
+++ b/project.yaml
@@ -8,45 +8,45 @@ actions:
     run: >
       sqlrunner:latest
         --output output/rows.csv
-        --log-file output/log.json
+        --log-file logs/log.json
         analysis/query.sql
     outputs:
       moderately_sensitive:
         rows: output/rows.csv
-        log: output/log.json
+        log: logs/log.json
 
   data_dictionary_query:
     run: >
       sqlrunner:latest
         --output output/data_dictionary.csv
-        --log-file output/data_dictionary_log.json
+        --log-file logs/data_dictionary_log.json
         analysis/data_dictionary_query.sql
     outputs:
       moderately_sensitive:
         rows: output/data_dictionary.csv
-        log: output/data_dictionary_log.json
+        log: logs/data_dictionary_log.json
 
   decision_support_value_reference_query:
     run: >
       sqlrunner:latest
         --output output/decision_support_value_reference.csv
-        --log-file output/decision_support_value_reference_log.json
+        --log-file logs/decision_support_value_reference_log.json
         analysis/decision_support_value_reference_query.sql
     outputs:
       moderately_sensitive:
         rows: output/decision_support_value_reference.csv
-        log: output/decision_support_value_reference_log.json
+        log: logs/decision_support_value_reference_log.json
 
   vaccination_reference_query:
     run: >
       sqlrunner:latest
         --output output/vaccination_reference.csv
-        --log-file output/vaccination_reference_log.json
+        --log-file logs/vaccination_reference_log.json
         analysis/vaccination_reference_query.sql
     outputs:
       moderately_sensitive:
         rows: output/vaccination_reference.csv
-        log: output/vaccination_reference_log.json
+        log: logs/vaccination_reference_log.json
 
   make-html-reports:
     # --execute