diff --git a/CHANGELOG.unreleased.md b/CHANGELOG.unreleased.md
index fd10afe239a..5e767a62c72 100644
--- a/CHANGELOG.unreleased.md
+++ b/CHANGELOG.unreleased.md
@@ -33,6 +33,7 @@ For upgrade instructions, please check the [migration guide](MIGRATIONS.released
 - Added `api.tracing.createNode(position, options)`` to the front-end API. [#7998](https://github.com/scalableminds/webknossos/pull/7998)
 - Added a feature to register all segments for a given bounding box at once via the context menu of the bounding box. [#7979](https://github.com/scalableminds/webknossos/pull/7979)
 - Added links in the workflow report for skipped tasks to the corresponding workflow view. [#8006](https://github.com/scalableminds/webknossos/pull/8006)
+- Upgraded backend dependencies for improved performance and stability, including a memory leak fix for FossilDB. [#8014](https://github.com/scalableminds/webknossos/pull/8014)
 
 ### Changed
 - Replaced skeleton tab component with antd's `<Tree />`component. Added support for selecting tree ranges with SHIFT. [#7819](https://github.com/scalableminds/webknossos/pull/7819) 
diff --git a/fossildb/version b/fossildb/version
index baec65a93d3..db7a480479e 100644
--- a/fossildb/version
+++ b/fossildb/version
@@ -1 +1 @@
-0.1.28
+0.1.31
diff --git a/frontend/javascripts/oxalis/api/api_latest.ts b/frontend/javascripts/oxalis/api/api_latest.ts
index 89a04142382..ccf97b37aa3 100644
--- a/frontend/javascripts/oxalis/api/api_latest.ts
+++ b/frontend/javascripts/oxalis/api/api_latest.ts
@@ -663,7 +663,7 @@ class TracingApi {
     const volume = Math.ceil(shape[0] * shape[1] * shape[2]);
     if (volume > maximumVolume) {
       Toast.error(
-        `The volume of the bounding box exeeds ${maximumVolume} Vx, please make it smaller.`,
+        `The volume of the bounding box exceeds ${maximumVolume} Vx, please make it smaller.`,
       );
       return;
     } else if (volume > maximumVolume / 8) {
diff --git a/frontend/javascripts/oxalis/view/right-border-tabs/tree_hierarchy_view.tsx b/frontend/javascripts/oxalis/view/right-border-tabs/tree_hierarchy_view.tsx
index 9e98ae6c744..38ebd963aa9 100644
--- a/frontend/javascripts/oxalis/view/right-border-tabs/tree_hierarchy_view.tsx
+++ b/frontend/javascripts/oxalis/view/right-border-tabs/tree_hierarchy_view.tsx
@@ -84,7 +84,7 @@ function TreeHierarchyView(props: Props) {
     if (treeRef.current && props.activeTreeId) {
       const activeTreeKey = getNodeKey(GroupTypeEnum.TREE, props.activeTreeId);
 
-      // For some React rendering/timing reasons, the target element might not be rendered yet. That messes with calculcating the offsets for srolling. Hence delay this a bit
+      // For some React rendering/timing reasons, the target element might not be rendered yet. That messes with calculating the offsets for scrolling. Hence delay this a bit
       setTimeout(() => {
         if (treeRef.current) treeRef.current.scrollTo({ key: activeTreeKey, align: "auto" });
       }, 30);
diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 18163ae058d..8294e1ad054 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -9,7 +9,7 @@ object Dependencies {
 
   val utilDependencies: Seq[ModuleID] = Seq(
     // Play Web Framework. import play
-    "org.playframework" %% "play" % "3.0.4",
+    "org.playframework" %% "play" % "3.0.5",
     // Play’s JSON serialization. import play.api.libs.json
     "com.typesafe.play" %% "play-json" % "2.10.5",
     // Sending emails. import org.apache.commons.mail
@@ -17,7 +17,7 @@ object Dependencies {
     // File utils. import org.apache.commons.io
     "commons-io" % "commons-io" % "2.16.1",
     // HashCodeBuilder. import org.apache.commons.lang3
-    "org.apache.commons" % "commons-lang3" % "3.14.0",
+    "org.apache.commons" % "commons-lang3" % "3.15.0",
     // Box/Tryo. import net.liftweb
     "net.liftweb" %% "lift-common" % "3.5.0",
     // ObjectIds. import reactivemongo.api.bson
@@ -58,7 +58,7 @@ object Dependencies {
     // Amazon S3 cloud storage client. import software.amazon.awssdk
     "software.amazon.awssdk" % "s3" % "2.26.21",
     // Google cloud storage client. import com.google.cloud.storage, import com.google.auth.oauth2
-    "com.google.cloud" % "google-cloud-storage" % "2.36.1",
+    "com.google.cloud" % "google-cloud-storage" % "2.40.1",
     // Blosc compression. import org.blosc
     "org.lasersonlab" % "jblosc" % "1.0.1",
     // Zstd compression. import org.apache.commons.compress
@@ -82,7 +82,7 @@ object Dependencies {
 
   val webknossosDependencies: Seq[ModuleID] = Seq(
     // Base64, Hashing. import org.apache.commons.codec
-    "commons-codec" % "commons-codec" % "1.16.0",
+    "commons-codec" % "commons-codec" % "1.17.0",
     // End-to-end tests, backend unit tests. import org.scalatestplus.play
     "org.scalatestplus.play" %% "scalatestplus-play" % "7.0.1" % "test",
     // Authenticated requests. import play.silhouette