diff --git a/backend/back/src/workflows/workflows.service.ts b/backend/back/src/workflows/workflows.service.ts
index d0dffe0e..22153eb1 100644
--- a/backend/back/src/workflows/workflows.service.ts
+++ b/backend/back/src/workflows/workflows.service.ts
@@ -18,10 +18,12 @@ import UpdateWorkflowDto from "./dto/update-workflow.dto";
 import UserConnection from "../connections/entities/user-connection.entity";
 import { JobsIdentifiers } from "../types/jobIds";
 import { JobsService } from "../jobs/jobs.service";
-import { JobsType } from "../types/jobs";
+import { JobParamsClasses, JobsType } from "../types/jobs";
 import Service from "../services/entities/service.entity";
 import { ConnectionsService } from "../connections/connections.service";
 import { ServiceName } from "../services/services.service";
+import { UniqueJobParams } from "../types/jobParams";
+import { plainToInstance } from "class-transformer";
 
 @Injectable()
 export class WorkflowsService {
@@ -340,7 +342,11 @@ export class WorkflowsService {
 		return dbReactions;
 	}
 
-	private async getNeededNewScopes(userId: string, serviceId: ServiceName, neededScopeIds: string[]) {
+	private async getNeededNewScopes(
+		userId: string,
+		serviceId: ServiceName,
+		neededScopeIds: string[],
+	): Promise<string[] | null> {
 		const service = await this.workflowRepository.manager.findOneBy(Service, { id: serviceId });
 		if (!service) throw new NotFoundException(`Service ${serviceId} not found.`);
 		if (!service.needConnection) return [];
@@ -389,13 +395,15 @@ export class WorkflowsService {
 			areaServiceId,
 			workflowArea.area.serviceScopesNeeded.map(({ id }) => id),
 		);
-		if (neededNewScopes.length > 0) {
+		if (neededNewScopes && neededNewScopes.length > 0) {
 			throw new BadRequestException(
 				`You need to connect to ${areaServiceId} with scopes ${neededNewScopes.join(", ")}.`,
 			);
 		}
 		const jobType = `${areaServiceId}-${areaId}`;
-		parameters.workflowStepId = id;
+		if (plainToInstance(JobParamsClasses[jobType], parameters) instanceof UniqueJobParams) {
+			parameters.workflowStepId = id;
+		}
 		workflowArea.parameters = await this.jobsService.convertParams(jobType as JobsType, parameters).catch((err) => {
 			throw new BadRequestException(`Invalid parameters for workflow area ${id} (${jobType}): ${err.message}`);
 		});
diff --git a/backend/back/yarn.lock b/backend/back/yarn.lock
index 830ae3cf..9e4cf60e 100644
--- a/backend/back/yarn.lock
+++ b/backend/back/yarn.lock
@@ -2264,11 +2264,6 @@ cross-spawn@^7.0.0, cross-spawn@^7.0.2, cross-spawn@^7.0.3:
     shebang-command "^2.0.0"
     which "^2.0.1"
 
-crypto@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/crypto/-/crypto-1.0.1.tgz#2af1b7cad8175d24c8a1b0778255794a21803037"
-  integrity sha512-VxBKmeNcqQdiUQUW2Tzq0t377b54N2bMtXO/qiLa+6eRRmmC4qT3D4OnTGoT/U6O9aklQ/jTwbOtRMTTY8G0Ig==
-
 date-fns@^2.29.3:
   version "2.30.0"
   resolved "https://registry.yarnpkg.com/date-fns/-/date-fns-2.30.0.tgz#f367e644839ff57894ec6ac480de40cae4b0f4d0"
diff --git a/backend/supervisor/jobs/jobs.go b/backend/supervisor/jobs/jobs.go
index 49d3b5df..714a33dd 100644
--- a/backend/supervisor/jobs/jobs.go
+++ b/backend/supervisor/jobs/jobs.go
@@ -7,6 +7,7 @@ import (
 	"github.com/docker/docker/api/types/container"
 	"github.com/docker/docker/client"
 	"log"
+	"regexp"
 )
 
 type JobManager struct {
@@ -24,6 +25,7 @@ type Job struct {
 }
 
 var instance *JobManager
+var nonAlphanumericRegex = regexp.MustCompile(`[^a-zA-Z0-9 ]+`)
 
 func InitJobManager(cli *client.Client, callbackUrl string, env string) {
 	instance = &JobManager{cli, map[string]Job{}, callbackUrl, env == "production", 0}
@@ -119,16 +121,6 @@ func (jm *JobManager) KillJob(identifier string) error {
 		return err
 	}
 
-	if !jm.production {
-		err = jm.dockerClient.ContainerRemove(context.Background(), job.containerID, types.ContainerRemoveOptions{
-			Force: true,
-		})
-		if err != nil {
-			log.Printf("Error when removing job %s: %v\n", identifier, err)
-			return err
-		}
-	}
-
 	delete(jm.jobs, identifier)
 	log.Printf("Job %s killed\n", identifier)
 	return nil
@@ -170,10 +162,11 @@ func (jm *JobManager) cleanContainers() error {
 }
 
 func (jm *JobManager) generateContainerName(identifier string) string {
+	name := nonAlphanumericRegex.ReplaceAllString(identifier, "-")
 	if jm.production {
-		return identifier
+		return name
 	}
-	return fmt.Sprintf("%s-%d", identifier, jm.jobsCount)
+	return fmt.Sprintf("%s-%d", name, jm.jobsCount)
 }
 
 func isSupervisorContainer(image string) bool {
diff --git a/backend/workers/github/.dockerignore b/backend/workers/github/.dockerignore
index e5be654b..68096962 100644
--- a/backend/workers/github/.dockerignore
+++ b/backend/workers/github/.dockerignore
@@ -1,3 +1,4 @@
 dist/
 node_modules/
 proto/
+.env