diff --git a/deploy.sh b/deploy.sh
index e4430f85c..8c299eab7 100755
--- a/deploy.sh
+++ b/deploy.sh
@@ -51,7 +51,7 @@ python3 setup.py bdist_wheel
 pip install --upgrade --force-reinstall dist/sonar_tools-*-py3-*.whl
 
 if [ "$build_image" == "1" ]; then
-    docker build -t olivierkorach/sonar-tools:3.4 -t olivierkorach/sonar-tools:latest -f snapshot.Dockerfile .
+    docker build -t olivierkorach/sonar-tools:3.4.1 -t olivierkorach/sonar-tools:latest -f snapshot.Dockerfile .
 fi
 
 if [ "$build_docs" == "1" ]; then
@@ -69,5 +69,5 @@ if [ "$release" = "1" ]; then
 fi
 
 if [ "$release_docker" = "1" ]; then
-    docker buildx build --push --platform linux/amd64,linux/arm64 -t olivierkorach/sonar-tools:3.4  -t olivierkorach/sonar-tools:latest -f release.Dockerfile .
+    docker buildx build --push --platform linux/amd64,linux/arm64 -t olivierkorach/sonar-tools:3.4.1  -t olivierkorach/sonar-tools:latest -f release.Dockerfile .
 fi
\ No newline at end of file
diff --git a/doc/what-is-new.md b/doc/what-is-new.md
index e824caa1a..642158810 100644
--- a/doc/what-is-new.md
+++ b/doc/what-is-new.md
@@ -1,5 +1,9 @@
 # Next version yet unreleased
 
+# Version 3.4.1
+
+- Hotfix: Fix systematic crash on `sonar-findings-export`: [Issue #1358](https://github.com/okorach/sonar-tools/issues/1358)
+
 # Version 3.4
 
 - `sonar-tools` is now available as a docker image
diff --git a/release.Dockerfile b/release.Dockerfile
index b3217472a..72ba5e4db 100644
--- a/release.Dockerfile
+++ b/release.Dockerfile
@@ -31,7 +31,7 @@ COPY ./LICENSE .
 COPY ./sonar/audit sonar/audit
 
 RUN pip install --upgrade pip \
-&& pip install sonar-tools==3.4
+&& pip install sonar-tools==3.4.1
 
 USER ${USERNAME}
 WORKDIR /home/${USERNAME}
diff --git a/sonar/branches.py b/sonar/branches.py
index 61ae9299f..5b7b3a9bd 100644
--- a/sonar/branches.py
+++ b/sonar/branches.py
@@ -29,7 +29,7 @@
 from sonar.util import types
 import sonar.logging as log
 import sonar.sqobject as sq
-from sonar import components, syncer, settings, exceptions
+from sonar import components, settings, exceptions
 from sonar import projects
 import sonar.utilities as util
 
@@ -330,9 +330,11 @@ def sync(self, another_branch: Branch, sync_settings: types.ConfigSettings) -> t
         :return: sync report as tuple, with counts of successful and unsuccessful issue syncs
         :rtype: tuple(report, counters)
         """
+        from sonar.syncer import sync_lists
+
         report, counters = [], {}
         log.info("Syncing %s (%s) and %s (%s) issues", str(self), self.endpoint.url, str(another_branch), another_branch.endpoint.url)
-        (report, counters) = syncer.sync_lists(
+        (report, counters) = sync_lists(
             list(self.get_issues().values()),
             list(another_branch.get_issues().values()),
             self,
@@ -340,7 +342,7 @@ def sync(self, another_branch: Branch, sync_settings: types.ConfigSettings) -> t
             sync_settings=sync_settings,
         )
         log.info("Syncing %s (%s) and %s (%s) hotspots", str(self), self.endpoint.url, str(another_branch), another_branch.endpoint.url)
-        (tmp_report, tmp_counts) = syncer.sync_lists(
+        (tmp_report, tmp_counts) = sync_lists(
             list(self.get_hotspots().values()),
             list(another_branch.get_hotspots().values()),
             self,
diff --git a/sonar/version.py b/sonar/version.py
index 47a0b130e..d741d0282 100644
--- a/sonar/version.py
+++ b/sonar/version.py
@@ -24,5 +24,5 @@
 
 """
 
-PACKAGE_VERSION = "3.5"
-MIGRATION_TOOL_VERSION = "0.2"
+PACKAGE_VERSION = "3.4.1"
+MIGRATION_TOOL_VERSION = "0.1.1"