Team Calendar causing Excerpt plugin not to work with JIRA Macros

Steps to replicate

1. Download Confluence 5.5.6
2. Install Confluence 5.5.6
3. Install Excerpt Plugin
4. Install Team Calendar
5. Create a page
6. Add a JIRA issue into the page
7. Highlight the JIRA issue and then Insert Excerpt macro

Observed Behavior

When you click insert the JIRA issue will be missing.

Expected Behavior

Able to view the JIRA issue.

Workaround

1. Create a page
2. Create an excerpt macro
3. Create a JIRA issue inside the excerpt macro