diff --git a/checkra1n/kpf/main.c b/checkra1n/kpf/main.c
index 47c70979..cdf5ea84 100644
--- a/checkra1n/kpf/main.c
+++ b/checkra1n/kpf/main.c
@@ -1709,7 +1709,7 @@ bool IOSecureBSDRoot_callback(struct xnu_pf_patch *patch, uint32_t *opcode_strea
         return false;
     }
     puts("KPF: Found mdevremoveall");
-    DEVLOG("Found mdevremoveall 0x%llx", xnu_rebase_va(xnu_ptr_to_va(opcode_stream)) + 4*4);
+    DEVLOG("Found mdevremoveall 0x%" PRIx64, xnu_rebase_va(xnu_ptr_to_va(opcode_stream)) + 4*4);
     
     uint32_t insn = opcode_stream[4];
     int32_t off = sxt32(insn >> 5, 19);