diff --git a/tools/power/x86/turbostat/Makefile b/tools/power/x86/turbostat/Makefile
index a9bc914a8fe8..2ab25aa38263 100644
--- a/tools/power/x86/turbostat/Makefile
+++ b/tools/power/x86/turbostat/Makefile
@@ -25,4 +25,4 @@ install : turbostat
 	install -d  $(DESTDIR)$(PREFIX)/bin
 	install $(BUILD_OUTPUT)/turbostat $(DESTDIR)$(PREFIX)/bin/turbostat
 	install -d  $(DESTDIR)$(PREFIX)/share/man/man8
-	install turbostat.8 $(DESTDIR)$(PREFIX)/share/man/man8
+	install -m 644 turbostat.8 $(DESTDIR)$(PREFIX)/share/man/man8
diff --git a/tools/power/x86/x86_energy_perf_policy/Makefile b/tools/power/x86/x86_energy_perf_policy/Makefile
index 2447b1bbaacf..f4534fb8b951 100644
--- a/tools/power/x86/x86_energy_perf_policy/Makefile
+++ b/tools/power/x86/x86_energy_perf_policy/Makefile
@@ -24,5 +24,5 @@ install : x86_energy_perf_policy
 	install -d  $(DESTDIR)$(PREFIX)/bin
 	install $(BUILD_OUTPUT)/x86_energy_perf_policy $(DESTDIR)$(PREFIX)/bin/x86_energy_perf_policy
 	install -d  $(DESTDIR)$(PREFIX)/share/man/man8
-	install x86_energy_perf_policy.8 $(DESTDIR)$(PREFIX)/share/man/man8
+	install -m 644 x86_energy_perf_policy.8 $(DESTDIR)$(PREFIX)/share/man/man8