diff --git a/build/pkgs/matplotlib/checksums.ini b/build/pkgs/matplotlib/checksums.ini
index 72c035db221..11f9acfaca1 100644
--- a/build/pkgs/matplotlib/checksums.ini
+++ b/build/pkgs/matplotlib/checksums.ini
@@ -1,4 +1,4 @@
-tarball=matplotlib-VERSION.tar.bz2
+tarball=matplotlib-VERSION.tar.gz
 sha1=fdb01bd4b35a0947e0b10b4a349d32dca305d7fd
 md5=422fc58e7323b7ba3f19382424f9ab7b
 cksum=2814562579