diff --git a/var/spack/repos/builtin/packages/gdl/package.py b/var/spack/repos/builtin/packages/gdl/package.py
index fd390ddf201..5366a51ad54 100644
--- a/var/spack/repos/builtin/packages/gdl/package.py
+++ b/var/spack/repos/builtin/packages/gdl/package.py
@@ -60,6 +60,8 @@ class Gdl(CMakePackage):
     depends_on('netcdf-c')
     depends_on('pslib')
     depends_on('readline')
+    depends_on('libtirpc', type='link')
+    depends_on('libgeotiff', type='link')
 
     conflicts('+python', when='~embed_python')