diff --git a/sci-visualization/yt/yt-3.3.5.ebuild b/sci-visualization/yt/yt-3.3.5.ebuild
index ff62b3f130f11..800ff8719bd80 100644
--- a/sci-visualization/yt/yt-3.3.5.ebuild
+++ b/sci-visualization/yt/yt-3.3.5.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=6
 
-PYTHON_COMPAT=( python{2_7,3_6} )
+PYTHON_COMPAT=( python3_6 )
 
 inherit distutils-r1 flag-o-matic
 
diff --git a/sci-visualization/yt/yt-3.4.0.ebuild b/sci-visualization/yt/yt-3.4.0.ebuild
index 6ea640cee878f..31f0553677f37 100644
--- a/sci-visualization/yt/yt-3.4.0.ebuild
+++ b/sci-visualization/yt/yt-3.4.0.ebuild
@@ -3,7 +3,7 @@
 
 EAPI=6
 
-PYTHON_COMPAT=( python{2_7,3_6} )
+PYTHON_COMPAT=( python3_6 )
 
 inherit distutils-r1 flag-o-matic