diff --git a/bilby/bilby_mcmc/sampler.py b/bilby/bilby_mcmc/sampler.py
index 331ddb3ebc7442833f5014f4cc4dc109cae39f63..3d43d7352f04f5cce79ce8f452bd7c753a015da4 100644
--- a/bilby/bilby_mcmc/sampler.py
+++ b/bilby/bilby_mcmc/sampler.py
@@ -388,7 +388,7 @@ class Bilby_MCMC(MCMCSampler):
             logger.info("Written checkpoint file {}".format(self.resume_file))
         else:
             logger.warning(
-                "Cannot write pickle resume file! " "Job may not resume if interrupted."
+                "Cannot write pickle resume file! Job may not resume if interrupted."
             )
             # Touch the file to postpone next check-point attempt
             Path(self.resume_file).touch(exist_ok=True)