diff --git a/Meta/build-image-qemu.sh b/Meta/build-image-qemu.sh
index 6b58ac900a0..ecc06eb4e7c 100755
--- a/Meta/build-image-qemu.sh
+++ b/Meta/build-image-qemu.sh
@@ -71,7 +71,9 @@ inode_usage() {
 
 INODE_SIZE=128
 INODE_COUNT=$(($(inode_usage "$SERENITY_SOURCE_DIR/Base") + $(inode_usage Root)))
-DISK_SIZE_BYTES=$((($(disk_usage "$SERENITY_SOURCE_DIR/Base") + $(disk_usage Root) + INODE_COUNT) * 1024))
+INODE_COUNT=$((INODE_COUNT + 2000))  # Some additional inodes for toolchain files, could probably also be calculated
+DISK_SIZE_BYTES=$((($(disk_usage "$SERENITY_SOURCE_DIR/Base") + $(disk_usage Root)) * 1024))
+DISK_SIZE_BYTES=$((DISK_SIZE_BYTES + (INODE_COUNT * INODE_SIZE)))
 
 if [ -z "$SERENITY_DISK_SIZE_BYTES" ]; then
     # Try to use heuristics to guess a good disk size and inode count.
@@ -80,7 +82,7 @@ if [ -z "$SERENITY_DISK_SIZE_BYTES" ]; then
     #   * Indirect/doubly indirect/triply indirect blocks,
     #   * Inodes and block bitmaps for each block group,
     #   * Plenty of extra free space and free inodes.
-    DISK_SIZE_BYTES=$(((DISK_SIZE_BYTES + (INODE_COUNT * INODE_SIZE * 2)) * 3))
+    DISK_SIZE_BYTES=$((DISK_SIZE_BYTES * 2))
     INODE_COUNT=$((INODE_COUNT * 7))
 else
     if [ "$DISK_SIZE_BYTES" -gt "$SERENITY_DISK_SIZE_BYTES" ]; then