diff --git a/var/spack/repos/builtin/packages/hdf/package.py b/var/spack/repos/builtin/packages/hdf/package.py
index 0c4a6ad821aca0..8e51dab8169f55 100644
--- a/var/spack/repos/builtin/packages/hdf/package.py
+++ b/var/spack/repos/builtin/packages/hdf/package.py
@@ -153,7 +153,7 @@ def flag_handler(self, name, flags):
             ):
                 flags.append("-Wno-error=implicit-function-declaration")
 
-            if  (
+            if (
                 self.spec.satisfies("%clang@16:")
                 or self.spec.satisfies("%apple-clang@15:")
                 or self.spec.satisfies("%oneapi")