diff --git a/flowdb/testdata/synthetic_data/Pipfile b/flowdb/testdata/synthetic_data/Pipfile
index f8850bc2841..11b7e02fc85 100644
--- a/flowdb/testdata/synthetic_data/Pipfile
+++ b/flowdb/testdata/synthetic_data/Pipfile
@@ -5,7 +5,7 @@ name = "pypi"
 
 [packages]
 sqlalchemy = "<=1.3.23"  # Pinned due to deprecation of 'threadlocal' execution strategy (https://github.com/Flowminder/FlowKit/issues/4863)
-pandas = "<=1.3.5"       # Pinned due to requirement of sqlalchemy >=1.4 for pandas >=1.4 (https://github.com/Flowminder/FlowKit/issues/4863)
+pandas = "<1.4.3"       # Pinned due to requirement of sqlalchemy >=1.4 for pandas >=1.4 (https://github.com/Flowminder/FlowKit/issues/4863)
 "psycopg2-binary" = "*"
 structlog = "*"
 tohu = "==0.6.7"
diff --git a/flowdb/testdata/synthetic_data/Pipfile.lock b/flowdb/testdata/synthetic_data/Pipfile.lock
index 525ccbf6a57..cf748fbfb25 100644
--- a/flowdb/testdata/synthetic_data/Pipfile.lock
+++ b/flowdb/testdata/synthetic_data/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "a0cafc3e08a8c659c2f43a40135b2f27bdd988522e476cfa94198773c52f4e05"
+            "sha256": "6407cd7cf6f0986cca30b7397c230cf3fcdf5e41d1942b3f29529cb589cd7a55"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -77,34 +77,30 @@
         },
         "pandas": {
             "hashes": [
-                "sha256:1e4285f5de1012de20ca46b188ccf33521bff61ba5c5ebd78b4fb28e5416a9f1",
-                "sha256:2651d75b9a167cc8cc572cf787ab512d16e316ae00ba81874b560586fa1325e0",
-                "sha256:2c21778a688d3712d35710501f8001cdbf96eb70a7c587a3d5613573299fdca6",
-                "sha256:32e1a26d5ade11b547721a72f9bfc4bd113396947606e00d5b4a5b79b3dcb006",
-                "sha256:3345343206546545bc26a05b4602b6a24385b5ec7c75cb6059599e3d56831da2",
-                "sha256:344295811e67f8200de2390093aeb3c8309f5648951b684d8db7eee7d1c81fb7",
-                "sha256:37f06b59e5bc05711a518aa10beaec10942188dccb48918bb5ae602ccbc9f1a0",
-                "sha256:552020bf83b7f9033b57cbae65589c01e7ef1544416122da0c79140c93288f56",
-                "sha256:5cce0c6bbeb266b0e39e35176ee615ce3585233092f685b6a82362523e59e5b4",
-                "sha256:5f261553a1e9c65b7a310302b9dbac31cf0049a51695c14ebe04e4bfd4a96f02",
-                "sha256:60a8c055d58873ad81cae290d974d13dd479b82cbb975c3e1fa2cf1920715296",
-                "sha256:62d5b5ce965bae78f12c1c0df0d387899dd4211ec0bdc52822373f13a3a022b9",
-                "sha256:7d28a3c65463fd0d0ba8bbb7696b23073efee0510783340a44b08f5e96ffce0c",
-                "sha256:8025750767e138320b15ca16d70d5cdc1886e8f9cc56652d89735c016cd8aea6",
-                "sha256:8b6dbec5f3e6d5dc80dcfee250e0a2a652b3f28663492f7dab9a24416a48ac39",
-                "sha256:a395692046fd8ce1edb4c6295c35184ae0c2bbe787ecbe384251da609e27edcb",
-                "sha256:a62949c626dd0ef7de11de34b44c6475db76995c2064e2d99c6498c3dba7fe58",
-                "sha256:aaf183a615ad790801fa3cf2fa450e5b6d23a54684fe386f7e3208f8b9bfbef6",
-                "sha256:adfeb11be2d54f275142c8ba9bf67acee771b7186a5745249c7d5a06c670136b",
-                "sha256:b6b87b2fb39e6383ca28e2829cddef1d9fc9e27e55ad91ca9c435572cdba51bf",
-                "sha256:bd971a3f08b745a75a86c00b97f3007c2ea175951286cdda6abe543e687e5f2f",
-                "sha256:c69406a2808ba6cf580c2255bcf260b3f214d2664a3a4197d0e640f573b46fd3",
-                "sha256:d3bc49af96cd6285030a64779de5b3688633a07eb75c124b0747134a63f4c05f",
-                "sha256:fd541ab09e1f80a2a1760032d665f6e032d8e44055d602d65eeea6e6e85498cb",
-                "sha256:fe95bae4e2d579812865db2212bb733144e34d0c6785c0685329e5b60fcb85dd"
+                "sha256:0010771bd9223f7afe5f051eb47c4a49534345dfa144f2f5470b27189a4dd3b5",
+                "sha256:061609334a8182ab500a90fe66d46f6f387de62d3a9cb9aa7e62e3146c712167",
+                "sha256:09d8be7dd9e1c4c98224c4dfe8abd60d145d934e9fc1f5f411266308ae683e6a",
+                "sha256:295872bf1a09758aba199992c3ecde455f01caf32266d50abc1a073e828a7b9d",
+                "sha256:3228198333dd13c90b6434ddf61aa6d57deaca98cf7b654f4ad68a2db84f8cfe",
+                "sha256:385c52e85aaa8ea6a4c600a9b2821181a51f8be0aee3af6f2dcb41dafc4fc1d0",
+                "sha256:51649ef604a945f781105a6d2ecf88db7da0f4868ac5d45c51cb66081c4d9c73",
+                "sha256:5586cc95692564b441f4747c47c8a9746792e87b40a4680a2feb7794defb1ce3",
+                "sha256:5a206afa84ed20e07603f50d22b5f0db3fb556486d8c2462d8bc364831a4b417",
+                "sha256:5b79af3a69e5175c6fa7b4e046b21a646c8b74e92c6581a9d825687d92071b51",
+                "sha256:5c54ea4ef3823108cd4ec7fb27ccba4c3a775e0f83e39c5e17f5094cb17748bc",
+                "sha256:8c5bf555b6b0075294b73965adaafb39cf71c312e38c5935c93d78f41c19828a",
+                "sha256:92bc1fc585f1463ca827b45535957815b7deb218c549b7c18402c322c7549a12",
+                "sha256:95c1e422ced0199cf4a34385ff124b69412c4bc912011ce895582bee620dfcaa",
+                "sha256:b8134651258bce418cb79c71adeff0a44090c98d955f6953168ba16cc285d9f7",
+                "sha256:be67c782c4f1b1f24c2f16a157e12c2693fd510f8df18e3287c77f33d124ed07",
+                "sha256:c072c7f06b9242c855ed8021ff970c0e8f8b10b35e2640c657d2a541c5950f59",
+                "sha256:d0d4f13e4be7ce89d7057a786023c461dd9370040bdb5efa0a7fe76b556867a0",
+                "sha256:df82739e00bb6daf4bba4479a40f38c718b598a84654cbd8bb498fd6b0aa8c16",
+                "sha256:f549097993744ff8c41b5e8f2f0d3cbfaabe89b4ae32c8c08ead6cc535b80139",
+                "sha256:ff08a14ef21d94cdf18eef7c569d66f2e24e0bc89350bcd7d243dd804e3b5eb2"
             ],
             "index": "pypi",
-            "version": "==1.3.5"
+            "version": "==1.4.2"
         },
         "psycopg2-binary": {
             "hashes": [