diff --git a/contrib/systemd/onedrive.service.in b/contrib/systemd/onedrive.service.in
index 6298c0b4..182f1f90 100644
--- a/contrib/systemd/onedrive.service.in
+++ b/contrib/systemd/onedrive.service.in
@@ -18,7 +18,7 @@ ProtectKernelTunables=true
 #ProtectKernelLogs=true
 ProtectControlGroups=true
 RestrictRealtime=true
-ExecStartPre=/usr/bin/sleep 15
+ExecStartPre=/bin/sh -c 'sleep 15'
 ExecStart=@prefix@/bin/onedrive --monitor
 Restart=on-failure
 RestartSec=3
diff --git a/contrib/systemd/onedrive@.service.in b/contrib/systemd/onedrive@.service.in
index 7d25c6e3..67b5408c 100644
--- a/contrib/systemd/onedrive@.service.in
+++ b/contrib/systemd/onedrive@.service.in
@@ -18,7 +18,7 @@ ProtectKernelTunables=true
 #ProtectKernelLogs=true
 ProtectControlGroups=true
 RestrictRealtime=true
-ExecStartPre=/usr/bin/sleep 15
+ExecStartPre=/bin/sh -c 'sleep 15'
 ExecStart=@prefix@/bin/onedrive --monitor --confdir=/home/%i/.config/onedrive
 User=%i
 Group=users