diff --git a/var/spack/repos/builtin/packages/iwyu/package.py b/var/spack/repos/builtin/packages/iwyu/package.py
index a05ff073b7..4e0b45a5a0 100644
--- a/var/spack/repos/builtin/packages/iwyu/package.py
+++ b/var/spack/repos/builtin/packages/iwyu/package.py
@@ -16,12 +16,14 @@ class Iwyu(CMakePackage):
 
     maintainers = ['sethrj']
 
+    version('0.14', sha256='43184397db57660c32e3298a6b1fd5ab82e808a1f5ab0591d6745f8d256200ef')
     version('0.13', sha256='49294270aa64e8c04182369212cd919f3b3e0e47601b1f935f038c761c265bc9')
     version('0.12', sha256='a5892fb0abccb820c394e4e245c00ef30fc94e4ae58a048b23f94047c0816025')
     version('0.11', sha256='2d2877726c4aed9518cbb37673ffbc2b7da9c239bf8fe29432da35c1c0ec367a')
 
     patch('iwyu-013-cmake.patch', when='@0.13')
 
+    depends_on('llvm+clang@10.0:10.999', when='@0.14')
     depends_on('llvm+clang@9.0:9.999', when='@0.13')
     depends_on('llvm+clang@8.0:8.999', when='@0.12')
     depends_on('llvm+clang@7.0:7.999', when='@0.11')