diff --git a/dev-python/graphql-core/graphql-core-2.3.2.ebuild b/dev-python/graphql-core/graphql-core-2.3.2.ebuild
index 82dacbb..05fb121 100644
--- a/dev-python/graphql-core/graphql-core-2.3.2.ebuild
+++ b/dev-python/graphql-core/graphql-core-2.3.2.ebuild
@@ -24,7 +24,7 @@ BDEPEND="
 	)
 "
 RDEPEND="
-	>=dev-python/Rx-1.6[[${PYTHON_USEDEP}]
+	>=dev-python/Rx-1.6[${PYTHON_USEDEP}]
 	<dev-python/Rx-2
 "