diff --git a/Makefile.in b/Makefile.in index a55a738fea..eeda81b0b3 100644 --- a/Makefile.in +++ b/Makefile.in @@ -538,7 +538,7 @@ un-runnable: mjit_config.h: $(ECHO) making $@ @{ \ - $(Q:@=:) set -x; \ + test "$(Q)" = @ || set -x; \ echo '#ifndef RUBY_MJIT_CONFIG_H'; \ echo '#define RUBY_MJIT_CONFIG_H 1'; \ \