diff --git a/dev-python/pytables/pytables-3.1.1-r2.ebuild b/dev-python/pytables/pytables-3.1.1-r2.ebuild
index e8fb46b57ea55..459df8bf988c8 100644
--- a/dev-python/pytables/pytables-3.1.1-r2.ebuild
+++ b/dev-python/pytables/pytables-3.1.1-r2.ebuild
@@ -5,6 +5,7 @@
 EAPI=5
 
 PYTHON_COMPAT=( python2_7 python3_{3,4} )
+PYTHON_REQ_USE="threads(+)"
 
 MY_PN=tables
 MY_P=${MY_PN}-${PV}
diff --git a/dev-python/pytables/pytables-3.2.0.ebuild b/dev-python/pytables/pytables-3.2.0.ebuild
index e1a0c772f5af2..38cf18f24be76 100644
--- a/dev-python/pytables/pytables-3.2.0.ebuild
+++ b/dev-python/pytables/pytables-3.2.0.ebuild
@@ -5,6 +5,7 @@
 EAPI=5
 
 PYTHON_COMPAT=( python2_7 python3_{3,4} )
+PYTHON_REQ_USE="threads(+)"
 
 MY_PN=tables
 MY_P=${MY_PN}-${PV}
diff --git a/dev-python/pytables/pytables-3.2.1.1.ebuild b/dev-python/pytables/pytables-3.2.1.1.ebuild
index 8b1eaa98cc00b..4a144755d1121 100644
--- a/dev-python/pytables/pytables-3.2.1.1.ebuild
+++ b/dev-python/pytables/pytables-3.2.1.1.ebuild
@@ -5,6 +5,7 @@
 EAPI=5
 
 PYTHON_COMPAT=( python2_7 python3_{3,4} )
+PYTHON_REQ_USE="threads(+)"
 
 MY_PN=tables
 MY_P=${MY_PN}-${PV}
diff --git a/dev-python/pytables/pytables-3.2.1.ebuild b/dev-python/pytables/pytables-3.2.1.ebuild
index 98e3ef7ba7b63..002aa3733703b 100644
--- a/dev-python/pytables/pytables-3.2.1.ebuild
+++ b/dev-python/pytables/pytables-3.2.1.ebuild
@@ -5,6 +5,7 @@
 EAPI=5
 
 PYTHON_COMPAT=( python2_7 python3_{3,4} )
+PYTHON_REQ_USE="threads(+)"
 
 MY_PN=tables
 MY_P=${MY_PN}-${PV}
diff --git a/dev-python/pytables/pytables-3.2.2.ebuild b/dev-python/pytables/pytables-3.2.2.ebuild
index eae17eab9fe39..0800683a86d80 100644
--- a/dev-python/pytables/pytables-3.2.2.ebuild
+++ b/dev-python/pytables/pytables-3.2.2.ebuild
@@ -5,6 +5,7 @@
 EAPI=5
 
 PYTHON_COMPAT=( python2_7 python3_{3,4,5} )
+PYTHON_REQ_USE="threads(+)"
 
 MY_PN=tables
 MY_P=${MY_PN}-${PV}