diff --git a/contain.cc b/contain.cc
index 2ccf333..5a27cae 100644
--- a/contain.cc
+++ b/contain.cc
@@ -121,10 +121,16 @@ static bool containCPU(nsjconf_t* nsjconf) {
 
 static bool containTSC(nsjconf_t* nsjconf) {
 	if (nsjconf->disable_tsc) {
+#if defined(__x86_64__) || defined(__i386__)
 		if (prctl(PR_SET_TSC, PR_TSC_SIGSEGV, 0, 0, 0) == -1) {
-			PLOG_E("prctl(PR_SET_TSC, PR_TSC_SIGSEGV, 0, 0, 0)");
+			PLOG_E("prctl(PR_SET_TSC, PR_TSC_SIGSEGV)");
 			return false;
 		}
+#else  /* defined(__x86_64__) || defined(__i386__) */
+		LOG_W(
+		    "prctl(PR_SET_TSC, PR_TSC_SIGSEGV) requested, but it's supported under "
+		    "x86/x86-64 CPU architectures only. Ignoring it!");
+#endif /* defined(__x86_64__) || defined(__i386__) */
 	}
 	return true;
 }