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-rw-r--r--configure.ac4
1 files changed, 2 insertions, 2 deletions
diff --git a/configure.ac b/configure.ac
index 984ecbce1d..3922dd1527 100644
--- a/configure.ac
+++ b/configure.ac
@@ -214,8 +214,8 @@ STEPMAKE_WINDOWS
# guile executable for some scripts
STEPMAKE_GUILE(OPTIONAL, 1.8.2, 1.9.0)
-# perl for help2man.
-STEPMAKE_PERL(OPTIONAL)
+# perl for help2man and for mf2pt1.pl
+STEPMAKE_PERL(REQUIRED)
## Optional tools for building documentation, website, extra fonts.
if test "$DOCUMENTATION" = "yes"; then