diff --git a/var/spack/repos/builtin/packages/c-blosc2/package.py b/var/spack/repos/builtin/packages/c-blosc2/package.py
index b90382cc120..0bbbecefaf7 100644
--- a/var/spack/repos/builtin/packages/c-blosc2/package.py
+++ b/var/spack/repos/builtin/packages/c-blosc2/package.py
@@ -69,6 +69,7 @@ def cmake_args(self):
             self.define("BUILD_TESTS", self.run_tests),
             self.define("BUILD_BENCHMARKS", self.run_tests),
             self.define("BUILD_EXAMPLES", self.run_tests),
+            self.define("BUILD_FUZZERS", self.run_tests),
         ]
 
         return args