diff --git a/pkgs/applications/office/libreoffice/libreoffice-srcs-additions.sh b/pkgs/applications/office/libreoffice/libreoffice-srcs-additions.sh
index dcc12a1a7b05..d505aa7a4cbb 100644
--- a/pkgs/applications/office/libreoffice/libreoffice-srcs-additions.sh
+++ b/pkgs/applications/office/libreoffice/libreoffice-srcs-additions.sh
@@ -1 +1 @@
-EVAL additions_libgltf='  subDir = "libgltf";'
+EVAL additions_libgltf='  subDir = "libgltf/";'
diff --git a/pkgs/applications/office/libreoffice/libreoffice-srcs.nix b/pkgs/applications/office/libreoffice/libreoffice-srcs.nix
index cf9a2711347b..a70d5a7c77c3 100644
--- a/pkgs/applications/office/libreoffice/libreoffice-srcs.nix
+++ b/pkgs/applications/office/libreoffice/libreoffice-srcs.nix
@@ -323,7 +323,7 @@
   name = "libgltf-0.0.2.tar.bz2";
   md5 = "d63a9f47ab048f5009d90693d6aa6424";
   brief = true;
-  subDir = "libgltf";
+  subDir = "libgltf/";
 }
 {
   name = "liblangtag-0.5.1.tar.bz2";