diff --git a/src/lib/components/AddConnectionModal.svelte b/src/lib/components/AddConnectionModal.svelte
index 7ffa8f556b..864d850a6a 100644
--- a/src/lib/components/AddConnectionModal.svelte
+++ b/src/lib/components/AddConnectionModal.svelte
@@ -85,6 +85,9 @@
 			return;
 		}
 
+		// remove trailing slash from url
+		url = url.replace(/\/$/, '');
+
 		const connection = {
 			url,
 			key,
diff --git a/src/lib/components/AddServerModal.svelte b/src/lib/components/AddServerModal.svelte
index 160701d27b..f9970e4e84 100644
--- a/src/lib/components/AddServerModal.svelte
+++ b/src/lib/components/AddServerModal.svelte
@@ -33,6 +33,9 @@
 	const submitHandler = async () => {
 		loading = true;
 
+		// remove trailing slash from url
+		url = url.replace(/\/$/, '');
+
 		const connection = {
 			url,
 			key,