diff --git a/dev-libs/libcthreads/libcthreads-20211115.ebuild b/dev-libs/libcthreads/libcthreads-20211115.ebuild
index a705c54bd..7d78e0e55 100644
--- a/dev-libs/libcthreads/libcthreads-20211115.ebuild
+++ b/dev-libs/libcthreads/libcthreads-20211115.ebuild
@@ -15,7 +15,7 @@ KEYWORDS="amd64 ~arm64 x86"
 IUSE="nls"
 
 DEPEND="
-	dev-libs/libcerror
+	dev-libs/libcerror[nls=]
 	nls? (
 		virtual/libiconv
 		virtual/libintl
diff --git a/dev-libs/libcthreads/libcthreads-20220102.ebuild b/dev-libs/libcthreads/libcthreads-20220102.ebuild
index f706681be..f3dfbac27 100644
--- a/dev-libs/libcthreads/libcthreads-20220102.ebuild
+++ b/dev-libs/libcthreads/libcthreads-20220102.ebuild
@@ -15,7 +15,7 @@ KEYWORDS="amd64 ~arm64 x86"
 IUSE="nls"
 
 DEPEND="
-	dev-libs/libcerror
+	dev-libs/libcerror[nls=]
 	nls? (
 		virtual/libiconv
 		virtual/libintl