diff --git a/dev-python/ipython/ipython-5.4.1-r2.ebuild b/dev-python/ipython/ipython-5.4.1-r2.ebuild
index 80caa6cc7007e..04cb2f60b7fe0 100644
--- a/dev-python/ipython/ipython-5.4.1-r2.ebuild
+++ b/dev-python/ipython/ipython-5.4.1-r2.ebuild
@@ -49,7 +49,7 @@ DEPEND="${CDEPEND}
 	)
 	doc? (
 		dev-python/ipykernel[${PYTHON_USEDEP}]
-		dev-python/sphinx[${PYTHON_USEDEP}]
+		<dev-python/sphinx-2[${PYTHON_USEDEP}]
 		dev-python/sphinxcontrib-websupport[${PYTHON_USEDEP}]
 	)"
 
diff --git a/dev-python/ipython/ipython-5.8.0-r1.ebuild b/dev-python/ipython/ipython-5.8.0-r1.ebuild
index c4bd28f89435e..d2fbbf2351ab4 100644
--- a/dev-python/ipython/ipython-5.8.0-r1.ebuild
+++ b/dev-python/ipython/ipython-5.8.0-r1.ebuild
@@ -49,7 +49,7 @@ DEPEND="${CDEPEND}
 	)
 	doc? (
 		dev-python/ipykernel[${PYTHON_USEDEP}]
-		dev-python/sphinx[${PYTHON_USEDEP}]
+		<dev-python/sphinx-2[${PYTHON_USEDEP}]
 		dev-python/sphinxcontrib-websupport[${PYTHON_USEDEP}]
 	)"