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-rw-r--r--src/libstore/build.cc5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/libstore/build.cc b/src/libstore/build.cc
index 538990ed9..2a8ddd491 100644
--- a/src/libstore/build.cc
+++ b/src/libstore/build.cc
@@ -1750,6 +1750,11 @@ void DerivationGoal::startBuilder()
host file system. */
Paths defaultDirs;
defaultDirs.push_back("/dev");
+
+ /* The `/dev/pts' directory must be mounted separately so that
+ newly-created pseudo-terminals show up. */
+ defaultDirs.push_back("/dev/pts");
+
defaultDirs.push_back("/proc");
Paths dirsInChroot = querySetting("build-chroot-dirs", defaultDirs);