diff --git a/var/spack/repos/builtin/packages/tassel/package.py b/var/spack/repos/builtin/packages/tassel/package.py
index 571ff5f323..1f05885059 100644
--- a/var/spack/repos/builtin/packages/tassel/package.py
+++ b/var/spack/repos/builtin/packages/tassel/package.py
@@ -13,7 +13,12 @@ class Tassel(Package):
     homepage = "https://www.maizegenetics.net/tassel"
     git = "https://bitbucket.org/tasseladmin/tassel-5-standalone.git"
 
-    version("2017-07-22", commit="ae96ae75c3c9a9e8026140b6c775fa4685bdf531")
+    version("5.2.39", commit="ae96ae75c3c9a9e8026140b6c775fa4685bdf531")
+    version(
+        "3.0.174",
+        commit="612a92c0f677d6ec040c17e146671974a3cdc2da",
+        git="git://git.code.sf.net/p/tassel/tassel3-standalone.git",
+    )
 
     depends_on("java", type=("build", "run"))
     depends_on("perl", type=("build", "run"))