diff --git a/dev-python/construct/construct-2.8.21.ebuild b/dev-python/construct/construct-2.8.21.ebuild
index a856d066558a5..2e90888369a66 100644
--- a/dev-python/construct/construct-2.8.21.ebuild
+++ b/dev-python/construct/construct-2.8.21.ebuild
@@ -18,6 +18,7 @@ IUSE="test"
 DEPEND="test? (
 		dev-python/numpy[${PYTHON_USEDEP}]
 		dev-python/pytest[${PYTHON_USEDEP}]
+		$(python_gen_cond_dep 'dev-python/scimath[${PYTHON_USEDEP}]' 'python2_7')
 	)"
 
 python_test() {
diff --git a/dev-python/construct/construct-2.9.45.ebuild b/dev-python/construct/construct-2.9.45.ebuild
index b0b6c560e04b7..d1968273fd4ae 100644
--- a/dev-python/construct/construct-2.9.45.ebuild
+++ b/dev-python/construct/construct-2.9.45.ebuild
@@ -19,6 +19,7 @@ RESTRICT="test"
 DEPEND="test? (
 		dev-python/numpy[${PYTHON_USEDEP}]
 		dev-python/pytest[${PYTHON_USEDEP}]
+		$(python_gen_cond_dep 'dev-python/scimath[${PYTHON_USEDEP}]' 'python2_7')
 	)"
 
 python_test() {