diff --git a/packages/old-import/src/mappers/map-integration.ts b/packages/old-import/src/mappers/map-integration.ts
index 43c678302..8c24c2adf 100644
--- a/packages/old-import/src/mappers/map-integration.ts
+++ b/packages/old-import/src/mappers/map-integration.ts
@@ -44,17 +44,75 @@ export const mapAndDecryptIntegrations = (
     return [];
   }
 
+  return preparedIntegrations.map(({ type, name, url, properties }) => {
+    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+    const kind = mapIntegrationType(type!);
+
+    return {
+      id: createId(),
+      name,
+      url,
+      kind,
+      secrets: mapSecrets(properties, encryptionToken, kind),
+    };
+  });
+};
+
+const mapSecrets = (properties: PreparedIntegration["properties"], encryptionToken: string, kind: IntegrationKind) => {
   const key = Buffer.from(encryptionToken, "hex");
 
-  return preparedIntegrations.map(({ type, name, url, properties }) => ({
-    id: createId(),
-    name,
-    url,
-    // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
-    kind: mapIntegrationType(type!),
-    secrets: properties.map((property) => ({
-      ...property,
-      value: property.value ? decryptSecretWithKey(property.value as `${string}.${string}`, key) : null,
-    })),
+  const decryptedProperties = properties.map((property) => ({
+    ...property,
+    value: property.value ? decryptSecretWithKey(property.value as `${string}.${string}`, key) : null,
   }));
+
+  return kind === "proxmox" ? mapProxmoxSecrets(decryptedProperties) : decryptedProperties;
+};
+
+/**
+ * Proxmox secrets have bee split up from format `user@realm!tokenId=secret` to separate fields
+ */
+const mapProxmoxSecrets = (decryptedProperties: PreparedIntegration["properties"]) => {
+  const apiToken = decryptedProperties.find((property) => property.field === "apiKey");
+
+  if (!apiToken?.value) return [];
+
+  let splitValues = apiToken.value.split("@");
+
+  if (splitValues.length <= 1) return [];
+
+  const [user, ...rest] = splitValues;
+
+  splitValues = rest.join("@").split("!");
+
+  if (splitValues.length <= 1) return [];
+
+  const [realm, ...rest2] = splitValues;
+
+  splitValues = rest2.join("!").split("=");
+
+  if (splitValues.length <= 1) return [];
+
+  const [tokenId, ...rest3] = splitValues;
+
+  const secret = rest3.join("=");
+
+  return [
+    {
+      field: "username" as const,
+      value: user,
+    },
+    {
+      field: "realm" as const,
+      value: realm,
+    },
+    {
+      field: "tokenId" as const,
+      value: tokenId,
+    },
+    {
+      field: "apiKey" as const,
+      value: secret,
+    },
+  ];
 };
diff --git a/packages/old-import/src/mappers/test/map-integration.spec.ts b/packages/old-import/src/mappers/test/map-integration.spec.ts
new file mode 100644
index 000000000..976da6126
--- /dev/null
+++ b/packages/old-import/src/mappers/test/map-integration.spec.ts
@@ -0,0 +1,46 @@
+import { describe, expect, test, vi } from "vitest";
+
+import * as commonServer from "@homarr/common/server";
+
+import type { PreparedIntegration } from "../../prepare/prepare-integrations";
+import { mapAndDecryptIntegrations } from "../map-integration";
+
+describe("Map Integrations", () => {
+  test("should map proxmox integration", () => {
+    vi.spyOn(commonServer, "decryptSecretWithKey").mockReturnValue("user@realm!tokenId=secret");
+
+    const proxmoxIntegration: PreparedIntegration = {
+      type: "proxmox",
+      name: "Proxmox",
+      url: "https://proxmox.com",
+      properties: [
+        {
+          field: "apiKey",
+          value: "any-encrypted-value",
+          type: "private",
+        },
+      ],
+    };
+
+    const mappedIntegrations = mapAndDecryptIntegrations([proxmoxIntegration], "encryptionToken");
+
+    expect(mappedIntegrations[0]?.secrets).toEqual([
+      {
+        field: "username",
+        value: "user",
+      },
+      {
+        field: "realm",
+        value: "realm",
+      },
+      {
+        field: "tokenId",
+        value: "tokenId",
+      },
+      {
+        field: "apiKey",
+        value: "secret",
+      },
+    ]);
+  });
+});