diff --git a/.github/workflows/single_sdk_tests.yml b/.github/workflows/single_sdk_tests.yml
index 0a982ff..d13691f 100644
--- a/.github/workflows/single_sdk_tests.yml
+++ b/.github/workflows/single_sdk_tests.yml
@@ -95,12 +95,12 @@ jobs:
             ln -s . complement-crypto
 
         # Setup code we always need
-        - name: Pull synapse service v1.114.0 and mitmproxy
+        - name: Pull synapse service v1.115.0 and mitmproxy
           shell: bash
           run: |
-            docker pull ghcr.io/matrix-org/synapse-service:v1.114.0
+            docker pull ghcr.io/matrix-org/synapse-service:v1.115.0
             docker pull mitmproxy/mitmproxy:10.1.5
-            docker tag ghcr.io/matrix-org/synapse-service:v1.114.0 homeserver:latest
+            docker tag ghcr.io/matrix-org/synapse-service:v1.115.0 homeserver:latest
         - name: Setup | Go
           uses: actions/setup-go@v4
           with:
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index f17fbb6..d599e7c 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -71,12 +71,12 @@ jobs:
           ./install_uniffi_bindgen_go.sh && ./rebuild_rust_sdk.sh ./rust-sdk
 
       # Temporary: as it takes 3m to build the complement synapse image >:(
-      - name: Pull synapse service v1.114.0 and mitmproxy
+      - name: Pull synapse service v1.115.0 and mitmproxy
         shell: bash
         run: |
-          docker pull ghcr.io/matrix-org/synapse-service:v1.114.0
+          docker pull ghcr.io/matrix-org/synapse-service:v1.115.0
           docker pull mitmproxy/mitmproxy:10.1.5
-          docker tag ghcr.io/matrix-org/synapse-service:v1.114.0 homeserver:latest
+          docker tag ghcr.io/matrix-org/synapse-service:v1.115.0 homeserver:latest
 
       # Build homeserver image, honouring branch names
       #- name: "Checkout corresponding Synapse branch"