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-rw-r--r--configure.ac1
1 files changed, 1 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac
index 791cb7a..19eb521 100644
--- a/configure.ac
+++ b/configure.ac
@@ -126,6 +126,7 @@ CTNG_CHECK_PROGS_REQ([xz], [xz])
CTNG_CHECK_PROGS_REQ([unzip], [unzip])
CTNG_CHECK_PROGS_REQ([help2man], [help2man])
CTNG_CHECK_PROGS_REQ([file], [file])
+CTNG_CHECK_PROGS_REQ([which], [which])
# Not a fatal failure even if we have neither - the tarballs may
# be provided in a local directory.