diff --git a/Makefile b/Makefile
index 2d77c81fccc628fedcb4be6ad93c5785bb05e043..0950834fe391316206f83e5e14792abb197e9f85 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,5 @@
 pre := MPLBACKEND=agg MKL_NUM_THREADS=1 OMP_NUM_THREADS=1
+.PHONY: m87 blobs disk crescent ehtcrescent ehtdisk sim1 sim2
 
 # Compute starting position for movie
 initial.h5 :