diff --git a/Library/Homebrew/formula_installer.rb b/Library/Homebrew/formula_installer.rb
index c30199bc43..6526256604 100644
--- a/Library/Homebrew/formula_installer.rb
+++ b/Library/Homebrew/formula_installer.rb
@@ -231,7 +231,7 @@ class FormulaInstaller
        # TODO: re-enable this on Linux when we merge linuxbrew-core into
        # homebrew-core and have full bottle coverage.
        (OS.mac? || ENV["CI"]) &&
-       !build_from_source? && !build_bottle? &&
+       !build_from_source? && !build_bottle? && !formula.head? &&
        formula.tap&.core_tap? && !formula.bottle_unneeded? &&
        # Integration tests override homebrew-core locations
        ENV["HOMEBREW_TEST_TMPDIR"].nil? &&