diff --git a/Makefile b/Makefile
index 5cc4a0c..29f45ab 100644
--- a/Makefile
+++ b/Makefile
@@ -8,7 +8,7 @@ bins+=$(wildcard ${tst_dir}/*.c)
 all_bins=01-main 02-switch 03-equity 11-join 12-join-main 21-create-many 22-create-many-recursive 23-create-many-once 31-switch-many 32-switch-many-join 33-switch-many-cascade 51-fibonacci 61-mutex 62-mutex 63-mutex-equity 64-mutex-join 71-preemption 81-deadlock
 
 bins_target=$(patsubst %.c,${build_dir}/%,${bins})
-install_bins_targets=$(patsubst %.c,${install_dir}/bin/%,${bins})
+install_bins_targets=$(patsubst ${tst_dir}/%.c,${install_dir}/bin/%,${bins})
 
 valgrind_targets=$(addprefix valgrind_,${all_bins})
 
@@ -58,7 +58,7 @@ ${install_dir}/lib/libthread.a: ${build_dir}/libthread.a
 	@mkdir -p $(dir $@)
 	cp $^ $@
 
-${install_bins_targets}: ${install_dir}/bin/%: ${build_dir}/%
+${install_bins_targets}: ${install_dir}/bin/%: ${build_dir}/${tst_dir}/%
 	@mkdir -p $(dir $@)
 	install $^ $@