diff --git a/NEWS b/NEWS
index d04b42e1..ef62e0f2 100644
--- a/NEWS
+++ b/NEWS
@@ -5,6 +5,7 @@ procps-ng-NEXT
   * ps: Fallback to attr/current for context Debian #786956
   * tests: Conditionally add prctl Debian #816237
   * pidof: check cmd if space in argv0. GitLab #4
+  * kill: report error if cannot kill process #733172
 
 procps-ng-3.3.11
 ----------------
diff --git a/skill.c b/skill.c
index 91475275..53be72dd 100644
--- a/skill.c
+++ b/skill.c
@@ -500,6 +500,7 @@ static void __attribute__ ((__noreturn__))
 		pid = strtol_or_err(argv[i], _("failed to parse argument"));
 		if (!kill((pid_t) pid, signo))
 			continue;
+        error(0, errno, "(%d)", pid);
 		exitvalue = EXIT_FAILURE;
 		continue;
 	}