Supporting Caste is the fifth full-length album by the punk rock band Propagandhi. It was released on March 10, 2009 through G7 Welcoming Committee Records and Smallman Records in Canada and North America, Hassle Records in the UK and Europe, and Grand Hotel van Cleef in Germany. It is the first Propagandhi release with second guitarist David "The Beaver" Guillas and the first not released on former longtime label Fat Wreck Chords.