diff --git a/clusters/base/apps/markdown-vault-mcp/helmrelease.yaml b/clusters/base/apps/markdown-vault-mcp/helmrelease.yaml
index c5a364c..92745c5 100644
--- a/clusters/base/apps/markdown-vault-mcp/helmrelease.yaml
+++ b/clusters/base/apps/markdown-vault-mcp/helmrelease.yaml
@@ -20,6 +20,7 @@ spec:
               MARKDOWN_VAULT_MCP_SOURCE_DIR: /vault
               MARKDOWN_VAULT_MCP_INDEX_PATH: /data/state/index.db
               MARKDOWN_VAULT_MCP_EMBEDDINGS_PATH: /data/state/embeddings
+              MARKDOWN_VAULT_MCP_ATTACHMENT_EXTENSIONS: "*"
               MARKDOWN_VAULT_MCP_STATE_PATH: /data/state/state.json
               MARKDOWN_VAULT_MCP_READ_ONLY: "false"
               MARKDOWN_VAULT_MCP_BASE_URL: "https://md-vault.mcp.aggtaa.com"