diff --git a/src/system/kernel/vm/vm.cpp b/src/system/kernel/vm/vm.cpp
index 9358429777..38d2bcdaa3 100644
--- a/src/system/kernel/vm/vm.cpp
+++ b/src/system/kernel/vm/vm.cpp
@@ -4297,7 +4297,7 @@ allocate_early_virtual(kernel_args* args, size_t size, addr_t alignment)
 	const addr_t lastRangeEnd = lastRange.start + lastRange.size;
 	addr_t base = alignment > 0
 		? ROUNDUP(lastRangeEnd, alignment) : lastRangeEnd;
-	if (KERNEL_BASE + (KERNEL_SIZE - 1) - base >= size) {
+	if ((KERNEL_BASE + (KERNEL_SIZE - 1) - base) >= size) {
 		lastRange.size += base + size - lastRangeEnd;
 		return base;
 	}
@@ -4310,8 +4310,8 @@ allocate_early_virtual(kernel_args* args, size_t size, addr_t alignment)
 			base = ROUNDDOWN(base, alignment);
 
 		if (base >= KERNEL_BASE) {
-			firstRange.start = base;
 			firstRange.size += firstRange.start - base;
+			firstRange.start = base;
 			return base;
 		}
 	}