diff --git a/src/Components/PreviewSignature/PreviewSignature.vue b/src/Components/PreviewSignature/PreviewSignature.vue
index 6d51f81f9b..505e3d1cf0 100644
--- a/src/Components/PreviewSignature/PreviewSignature.vue
+++ b/src/Components/PreviewSignature/PreviewSignature.vue
@@ -70,7 +70,7 @@ export default {
 			}
 			if (this.signRequestUuid !== '') {
 				config.headers = {
-					'LibreSign-sign-request-uuid': this.signRequestUuid,
+					'libresign-sign-request-uuid': this.signRequestUuid,
 				}
 			}
 			await axios(config)
diff --git a/src/Components/Signers/Signers.vue b/src/Components/Signers/Signers.vue
index 64843a2343..97b8709cb4 100644
--- a/src/Components/Signers/Signers.vue
+++ b/src/Components/Signers/Signers.vue
@@ -70,7 +70,7 @@ export default {
 	},
 	computed: {
 		signers() {
-			return this.filesStore.getFile()?.signers ?? []
+			return this.filesStore.getFile().signers
 		},
 		sortableSigners: {
 			get() {
diff --git a/src/store/files.js b/src/store/files.js
index d90c328e79..71fb93b98b 100644
--- a/src/store/files.js
+++ b/src/store/files.js
@@ -32,6 +32,7 @@ const slugfy = (val) =>
 		.replace(/-+$/, '')
 
 export const useFilesStore = function(...args) {
+	const emptyFile = { signers: [] }
 	const store = defineStore('files', {
 		state: () => {
 			return {
@@ -68,7 +69,7 @@ export const useFilesStore = function(...args) {
 				if (typeof file === 'object') {
 					return file
 				}
-				return this.files[this.selectedNodeId] ?? {}
+				return this.files[this.selectedNodeId] || emptyFile
 			},
 			async flushSelectedFile() {
 				const files = await this.getAllFiles({
@@ -222,6 +223,9 @@ export const useFilesStore = function(...args) {
 					}
 				}
 				this.getFile().signers.push(signer)
+				const selected = this.selectedNodeId
+				this.selectFile(-1) // to force reactivity
+				this.selectFile(selected) // to force reactivity
 			},
 			async deleteSigner(signer) {
 				if (!isNaN(signer.signRequestId)) {
diff --git a/src/store/signatureElements.js b/src/store/signatureElements.js
index 4e3636f5ca..5af550c165 100644
--- a/src/store/signatureElements.js
+++ b/src/store/signatureElements.js
@@ -54,7 +54,7 @@ export const useSignatureElementsStore = function(...args) {
 				}
 				if (this.signRequestUuid !== '') {
 					config.headers = {
-						'LibreSign-sign-request-uuid': this.signRequestUuid,
+						'libresign-sign-request-uuid': this.signRequestUuid,
 					}
 				}
 				await axios(config)
@@ -98,7 +98,7 @@ export const useSignatureElementsStore = function(...args) {
 				}
 				if (this.signRequestUuid !== '') {
 					config.headers = {
-						'LibreSign-sign-request-uuid': this.signRequestUuid,
+						'libresign-sign-request-uuid': this.signRequestUuid,
 					}
 				}
 				await axios(config)
@@ -128,7 +128,7 @@ export const useSignatureElementsStore = function(...args) {
 				}
 				if (this.signRequestUuid !== '') {
 					config.headers = {
-						'LibreSign-sign-request-uuid': this.signRequestUuid,
+						'libresign-sign-request-uuid': this.signRequestUuid,
 					}
 				}
 				await axios(config)