diff --git a/var/spack/repos/builtin/packages/umpire/package.py b/var/spack/repos/builtin/packages/umpire/package.py
index b5f51b4e38e..228226e4153 100644
--- a/var/spack/repos/builtin/packages/umpire/package.py
+++ b/var/spack/repos/builtin/packages/umpire/package.py
@@ -192,6 +192,7 @@ def initconfig_package_entries(self):
         entries.append(cmake_cache_option(
             "ENABLE_BENCHMARKS", 'tests=benchmarks' in spec))
         entries.append(cmake_cache_option("ENABLE_EXAMPLES", '+examples' in spec))
+        entries.append(cmake_cache_option("ENABLE_DOCS", False))
         entries.append(cmake_cache_option("BUILD_SHARED_LIBS", '+shared' in spec))
         entries.append(cmake_cache_option("ENABLE_TESTS", 'tests=none' not in spec))